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Bicomplex number

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2229: 2212: 3217: 1611: 830: 1354:. The unarion level in the Cayley-Dickson process must be a field, and starting with the real field, the usual complex numbers arises as division binarions, another field. Thus the process can begin again to form bibinarions. 396:
The product of two bicomplex numbers yields a quadratic form value that is the product of the individual quadratic forms of the numbers: a verification of this property of the quadratic form of a product refers to the
1792: 1421: 487: 359: 986: 1073: 1292: 727: 218: 1977: 539:. Multiplication being associative and commutative, the product of these imaginary units must have positive one for its square. Such an element as this product has been called a 1918: 2160: 123: 1839: 2714: 3029: 2952: 2913: 2875: 2847: 2819: 2791: 2679: 2646: 2618: 2590: 1667: 425: 530: 1118: 2015: 2027:
Bicomplex numbers are employed in fluid mechanics. The use of bicomplex algebra reconciles two distinct applications of complex numbers: the representation of
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Rochon, Dominic, and Michael Shapiro (2004). "On algebraic properties of bicomplex and hyperbolic numbers." Anal. Univ. Oradea, fasc. math 11, no. 71: 110.
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algebras shows agreement in the fourth dimension when the negative sign is used; consider the sample product given above under linear representation.
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Cockle used tessarines to isolate the hyperbolic cosine series and the hyperbolic sine series in the exponential series. He also showed how
2190: 1606:{\displaystyle \sum _{k=1}^{n}(a_{k},b_{k})(u,v)^{k}\quad =\quad \left({\sum _{k=1}^{n}a_{i}u^{k}},\quad \sum _{k=1}^{n}b_{k}v^{k}\right).} 1687: 2082: 433: 2540: 2215: 233: 905: 856:
was examined in the 1840s. In a long series "On quaternions, or on a new system of imaginaries in algebra" beginning in 1844 in
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arise in tessarines, inspiring him to use the term "impossibles". The tessarines are now best known for their subalgebra of
994: 2729: 1856:, there is a correspondence of polynomials and a correspondence of their roots. Hence the tessarine polynomials of degree 825:{\displaystyle k={\begin{pmatrix}0&i\\i&0\end{pmatrix}},\quad \ j={\begin{pmatrix}0&1\\1&0\end{pmatrix}}} 2724: 398: 2478: 2028: 2684: 1207: 3102: 2245: 3180: 2337: 832:, which multiply according to the table given. When the identity matrix is identified with 1, then a tessarine 131: 1201:
is then the same as James Cockle's tessarines, represented using a different basis. Segre noted that elements
532:. Thus, the composing property of the quadratic form concurs with the composing property of the determinant. 3246: 3241: 3063: 2377: 2143: 1318:, their equivalence with tessarines is apparent, particularly if the vectors in this basis are reordered as 2533: 2362: 2689: 1923: 1883: 2244:
Poodiack, Robert D. & Kevin J. LeClair (2009) "Fundamental theorems of algebra for the perplexes",
1865: 62: 17: 68: 3097: 3053: 2021: 1877: 1797: 405:. In fact, bicomplex numbers arise at the binarion level of the Cayley–Dickson construction based on 2695: 2136: 3220: 3092: 2356: 2129: 2122: 2108: 1350:
positions the algebra as a binarion construction based on another binarion construction, hence the
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The Mathematics of Minkowski Space-Time with an Introduction to Commutative Hypercomplex Numbers
401:. This property of the quadratic form of a bicomplex number indicates that these numbers form a 2279:"Commutative reduced biquaternions and their Fourier transform for signal and image processing" 2101: 861: 857: 705: 381: 2278: 1085: 3165: 3001: 2165: 1982: 1138: 885: 2918: 2651: 2419: 1121: 697:
of dimension four. In fact the real algebra is older than the complex one; it was labelled
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On families of 2 dimensional hypercomplex algebras suitable for digital signal processing
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Bicomplex Holomorphic Functions: the algebra, geometry and analysis of bicomplex numbers
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Bicomplex holomorphic functions:the algebra, geometry and analysis of bicomplex numbers
2440: 2409: 2397: 2309: 2182: 2032: 1681: 2336:. 14th European Signal Processing Conference, Florence, Italy: EURASIP. Archived from 3251: 3192: 3155: 3119: 3058: 3044: 2739: 2719: 2492: 2474: 2445: 2301: 2186: 2059: 2483:
F. Catoni, D. Boccaletti, R. Cannata, V. Catoni, E. Nichelatti, P. Zampetti. (2008)
2313: 3210: 3139: 3114: 3048: 2923: 2764: 2734: 2656: 2559: 2435: 2427: 2293: 2174: 2163:[The real representation of complex elements and hyperalgebraic entities], 1920:. Since the linear space of CAPS can be viewed as the four dimensional space span { 1335: 865: 38: 2503:
Basics of functional analysis with bicomplex scalars, and bicomplex Schur analysis
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regarding equations on the units determining a system of hypercomplex numbers.
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On Certain Functions Resembling Quaternions and on a New Imaginary in Algebra
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are also isomorphic, however polynomials in the latter algebra split:
1787:{\displaystyle u_{1},u_{2},\dots ,u_{n},\ v_{1},v_{2},\dots ,v_{n}.} 3075: 3006: 2852: 2414: 2137:
On Impossible Equations, on Impossible Quantities and on Tessarines
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in this algebra is set, it reduces to two polynomial equations on
1165:. Segre used some of Hamilton's notation to develop his system of 2595: 2518: 2260:
The Complex Algebra of Physical Space: A Framework for Relativity
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in 1848 while the complex algebra was not introduced until 1892.
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be elements that square to −1 and that commute. Then, presuming
482:{\displaystyle {\begin{pmatrix}w&iz\\iz&w\end{pmatrix}}} 2549: 2396:
Kleine, Vitor G.; Hanifi, Ardeshir; Henningson, Dan S. (2022).
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Pei, Soo-Chang; Chang, Ja-Han; Ding, Jian-Jiun (21 June 2004).
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noted the simplification of nomenclature provided by the term
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The general bicomplex number can be represented by the matrix
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Luna-ElizarrarĂĄs ME, Shapiro M, Struppa DC, Vajiac A. (2015)
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Bicomplex number appears as the center of CAPS (complexified
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from this set of roots will satisfy the original equation in
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Alpay D, Luna-ElizarrarĂĄs ME, Shapiro M, Struppa DC. (2014)
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When bicomplex numbers are expressed in terms of the basis
354:{\displaystyle (w,z)^{*}(w,z)=(w,-z)(w,z)=(w^{2}+z^{2},0),} 981:{\displaystyle t=w+xi+yj+zk,\quad w,x,y,z\in \mathbb {R} } 27:
Commutative, associative algebra of two complex dimensions
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On the Symbols of Algebra and on the Theory of Tessarines
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must square to +1. The algebra constructed on the basis
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M.E. Luna-ElizarrarĂĄs, M. Shapiro, D.C. Struppa (2013)
2395: 1396:) of complex numbers. Since the algebra of tessarines 1150:, which form an algebra isomorphic to the tessarines. 1068:{\displaystyle ij=ji=k,\quad i^{2}=-1,\quad j^{2}=+1.} 791: 742: 442: 3015: 2938: 2899: 2861: 2833: 2805: 2777: 2698: 2665: 2632: 2604: 2576: 1985: 1926: 1886: 1800: 1690: 1622: 1424: 1210: 1088: 997: 908: 888:
introduced the tessarines in a series of articles in
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An Introduction to Multicomplex Spaces and Functions
864:communicated a system multiplying according to the 3023: 2946: 2907: 2869: 2841: 2813: 2785: 2708: 2673: 2640: 2612: 2584: 2009: 1971: 1912: 1833: 1786: 1661: 1605: 1286: 1112: 1067: 980: 824: 524: 481: 419: 353: 212: 117: 2077:(1848) "On Pluquaternions and Homoid Products of 1830: 3233: 1334:. Looking at the linear representation of these 2375: 2266:. Vol. 22. SpringerLink. pp. 537–561. 1388:and represent elements of it by ordered pairs ( 2257: 125:, and the product of two bicomplex numbers as 2534: 2376:Alfsmann, Daniel; Göckler, Heinz G. (2007). 2276: 2233:Associative Composition Algebra/Bibinarions 1287:{\displaystyle g=(1-hi)/2,\quad g'=(1+hi)/2} 693:, the bicomplex numbers are an algebra over 2083:London and Edinburgh Philosophical Magazine 1616:In consequence, when a polynomial equation 1124:, which express the parametrization of the 3216: 2541: 2527: 3017: 2940: 2901: 2863: 2835: 2807: 2779: 2667: 2634: 2606: 2578: 2439: 2413: 2379:On Hyperbolic Complex LTI Digital Systems 1903: 974: 413: 369:The bicomplex numbers form a commutative 213:{\displaystyle (u,v)(w,z)=(uw-vz,uz+vw).} 2326: 2327:Alfsmann, Daniel (4–8 September 2006). 681:Bicomplex numbers form an algebra over 535:Bicomplex numbers feature two distinct 14: 3234: 2286:IEEE Transactions on Signal Processing 2522: 2258:Baylis, W.E.; Kiselica, J.D. (2012). 2155: 899:is a hypercomplex number of the form 65:that defines the bicomplex conjugate 2130:On the True Amplitude of a Tessarine 1131: 872:reported on his correspondence with 546: 2730:Set-theoretically definable numbers 1972:{\displaystyle 1,e_{1},e_{2},e_{3}} 1369: 24: 2701: 2548: 2460: 1913:{\displaystyle Cl(3,\mathbb {C} )} 25: 3263: 2216:Abstract Algebra/Polynomial Rings 708:for the tessarine 4-algebra over 3215: 2227: 2210: 2020:Tessarines have been applied in 118:{\displaystyle (w,z)^{*}=(w,-z)} 2512:, Cham, Switzerland: BirkhĂ€user 2389: 2369: 2320: 2246:The College Mathematics Journal 2029:two-dimensional potential flows 1871: 1834:{\displaystyle (u_{i},v_{j})\!} 1553: 1501: 1497: 1246: 1181:of multiplication, the product 1045: 1022: 948: 776: 2709:{\displaystyle {\mathcal {P}}} 2270: 2251: 2238: 2221: 2204: 2149: 2091: 2068: 2045: 1907: 1893: 1827: 1801: 1656: 1644: 1638: 1626: 1488: 1475: 1472: 1446: 1341: 1273: 1258: 1232: 1217: 550: 399:Brahmagupta–Fibonacci identity 345: 313: 307: 295: 292: 277: 271: 259: 250: 237: 204: 168: 162: 150: 147: 135: 112: 97: 85: 72: 13: 1: 3064:Plane-based geometric algebra 2201:(see especially pages 455–67) 2144:Biodiversity Heritage Library 2116:On a New Imaginary in Algebra 2038: 2031:in the complex plane and the 1880:), which is Clifford algebra 879: 3024:{\displaystyle \mathbb {S} } 2947:{\displaystyle \mathbb {C} } 2908:{\displaystyle \mathbb {R} } 2870:{\displaystyle \mathbb {O} } 2842:{\displaystyle \mathbb {H} } 2814:{\displaystyle \mathbb {C} } 2786:{\displaystyle \mathbb {R} } 2674:{\displaystyle \mathbb {A} } 2641:{\displaystyle \mathbb {Q} } 2613:{\displaystyle \mathbb {Z} } 2585:{\displaystyle \mathbb {N} } 2264:Adv. Appl. Clifford Algebras 2033:complex exponential function 1852:Due to the isomorphism with 1662:{\displaystyle f(u,v)=(0,0)} 685:of dimension two, and since 420:{\displaystyle \mathbb {C} } 7: 2100:in London-Dublin-Edinburgh 525:{\displaystyle w^{2}+z^{2}} 10: 3268: 1364:A Taste of Jordan Algebras 847: 29: 3206: 3148: 3074: 3054:Algebra of physical space 2976: 2884: 2755: 2557: 2022:digital signal processing 1878:algebra of physical space 689:is of dimension two over 552:Tessarine multiplication 376:of dimension two that is 3110:Extended complex numbers 3093:Extended natural numbers 2361:: CS1 maint: location ( 1161:(1853) and the works of 1113:{\displaystyle t=w+yj\ } 852:The subject of multiple 572: 567: 562: 559: 556: 2298:10.1109/TSP.2004.828901 2010:{\displaystyle 1,i,k,j} 1159:Lectures on Quaternions 724:, giving the matrices 365:in the first component. 3166:Transcendental numbers 3025: 3002:Hyperbolic quaternions 2948: 2909: 2871: 2843: 2815: 2787: 2710: 2675: 2642: 2614: 2586: 2432:10.1098/rspa.2022.0165 2292:(7). IEEE: 2012–2031. 2102:Philosophical Magazine 2011: 1973: 1914: 1835: 1788: 1663: 1607: 1574: 1528: 1445: 1288: 1114: 1069: 982: 890:Philosophical Magazine 862:William Rowan Hamilton 858:Philosophical Magazine 826: 526: 483: 421: 382:direct sum of algebras 355: 214: 119: 63:Cayley–Dickson process 3098:Extended real numbers 3026: 2949: 2919:Split-complex numbers 2910: 2872: 2844: 2816: 2788: 2711: 2676: 2652:Constructible numbers 2643: 2615: 2587: 2166:Mathematische Annalen 2012: 1974: 1915: 1866:multiplicity of roots 1836: 1789: 1664: 1608: 1554: 1508: 1425: 1346:The modern theory of 1289: 1139:Mathematische Annalen 1122:split-complex numbers 1115: 1070: 983: 827: 527: 484: 422: 356: 215: 120: 3247:Hypercomplex numbers 3242:Composition algebras 3130:Supernatural numbers 3040:Multicomplex numbers 3013: 2997:Dual-complex numbers 2936: 2897: 2859: 2831: 2803: 2775: 2757:Composition algebras 2725:Arithmetical numbers 2696: 2663: 2630: 2602: 2574: 1983: 1924: 1884: 1798: 1688: 1620: 1422: 1406:rings of polynomials 1348:composition algebras 1208: 1086: 995: 906: 728: 496: 434: 409: 234: 132: 69: 32:Split-complex number 3035:Split-biquaternions 2747:Eisenstein integers 2685:Closed-form numbers 2424:2022RSPSA.47820165K 1684:for each equation: 1673:. If the degree is 553: 403:composition algebra 61:constructed by the 3193:Profinite integers 3156:Irrational numbers 3021: 2944: 2905: 2867: 2839: 2811: 2783: 2740:Gaussian rationals 2720:Computable numbers 2706: 2671: 2638: 2610: 2582: 2179:10.1007/bf01443559 2007: 1969: 1910: 1831: 1784: 1659: 1603: 1284: 1110: 1065: 978: 822: 816: 767: 551: 522: 479: 473: 417: 351: 210: 115: 3229: 3228: 3140:Superreal numbers 3120:Levi-Civita field 3115:Hyperreal numbers 3059:Spacetime algebra 3045:Geometric algebra 2958:Bicomplex numbers 2924:Split-quaternions 2765:Division algebras 2735:Gaussian integers 2657:Algebraic numbers 2560:definable numbers 2497:978-3-7643-8613-9 2489:BirkhĂ€user Verlag 2087:Google books link 2064:978-3-319-24868-4 1794:Any ordered pair 1738: 1677:, then there are 1400:is isomorphic to 1167:bicomplex numbers 1148:bicomplex numbers 1132:Bicomplex numbers 1109: 779: 679: 678: 547:As a real algebra 16:(Redirected from 3259: 3219: 3218: 3186: 3176: 3088:Cardinal numbers 3049:Clifford algebra 3030: 3028: 3027: 3022: 3020: 2992:Dual quaternions 2953: 2951: 2950: 2945: 2943: 2914: 2912: 2911: 2906: 2904: 2876: 2874: 2873: 2868: 2866: 2848: 2846: 2845: 2840: 2838: 2820: 2818: 2817: 2812: 2810: 2792: 2790: 2789: 2784: 2782: 2715: 2713: 2712: 2707: 2705: 2704: 2680: 2678: 2677: 2672: 2670: 2647: 2645: 2644: 2639: 2637: 2624:Rational numbers 2619: 2617: 2616: 2611: 2609: 2591: 2589: 2588: 2583: 2581: 2543: 2536: 2529: 2520: 2519: 2454: 2453: 2443: 2417: 2393: 2387: 2386: 2384: 2373: 2367: 2366: 2360: 2352: 2350: 2348: 2342: 2335: 2324: 2318: 2317: 2283: 2274: 2268: 2267: 2255: 2249: 2242: 2236: 2231: 2225: 2219: 2214: 2208: 2202: 2200: 2199: 2198: 2189:, archived from 2153: 2147: 2095: 2089: 2072: 2066: 2049: 2016: 2014: 2013: 2008: 1978: 1976: 1975: 1970: 1968: 1967: 1955: 1954: 1942: 1941: 1919: 1917: 1916: 1911: 1906: 1864:roots, counting 1840: 1838: 1837: 1832: 1826: 1825: 1813: 1812: 1793: 1791: 1790: 1785: 1780: 1779: 1761: 1760: 1748: 1747: 1736: 1732: 1731: 1713: 1712: 1700: 1699: 1668: 1666: 1665: 1660: 1612: 1610: 1609: 1604: 1599: 1595: 1594: 1593: 1584: 1583: 1573: 1568: 1549: 1548: 1547: 1538: 1537: 1527: 1522: 1496: 1495: 1471: 1470: 1458: 1457: 1444: 1439: 1387: 1370:Polynomial roots 1333: 1317: 1293: 1291: 1290: 1285: 1280: 1254: 1239: 1200: 1119: 1117: 1116: 1111: 1107: 1074: 1072: 1071: 1066: 1055: 1054: 1032: 1031: 987: 985: 984: 979: 977: 866:quaternion group 831: 829: 828: 823: 821: 820: 777: 772: 771: 554: 531: 529: 528: 523: 521: 520: 508: 507: 488: 486: 485: 480: 478: 477: 426: 424: 423: 418: 416: 392: 360: 358: 357: 352: 338: 337: 325: 324: 258: 257: 219: 217: 216: 211: 124: 122: 121: 116: 93: 92: 56: 43:bicomplex number 39:abstract algebra 21: 3267: 3266: 3262: 3261: 3260: 3258: 3257: 3256: 3232: 3231: 3230: 3225: 3202: 3181: 3171: 3144: 3135:Surreal numbers 3125:Ordinal numbers 3070: 3016: 3014: 3011: 3010: 2972: 2939: 2937: 2934: 2933: 2931: 2929:Split-octonions 2900: 2898: 2895: 2894: 2886: 2880: 2862: 2860: 2857: 2856: 2834: 2832: 2829: 2828: 2806: 2804: 2801: 2800: 2797:Complex numbers 2778: 2776: 2773: 2772: 2751: 2700: 2699: 2697: 2694: 2693: 2666: 2664: 2661: 2660: 2633: 2631: 2628: 2627: 2605: 2603: 2600: 2599: 2577: 2575: 2572: 2571: 2568:Natural numbers 2553: 2547: 2463: 2461:Further reading 2458: 2457: 2402:Proc. R. Soc. A 2394: 2390: 2382: 2374: 2370: 2357:cite conference 2354: 2353: 2346: 2344: 2343:on 16 July 2011 2340: 2333: 2325: 2321: 2281: 2275: 2271: 2256: 2252: 2243: 2239: 2226: 2222: 2209: 2205: 2196: 2194: 2154: 2150: 2096: 2092: 2073: 2069: 2050: 2046: 2041: 1984: 1981: 1980: 1963: 1959: 1950: 1946: 1937: 1933: 1925: 1922: 1921: 1902: 1885: 1882: 1881: 1874: 1821: 1817: 1808: 1804: 1799: 1796: 1795: 1775: 1771: 1756: 1752: 1743: 1739: 1727: 1723: 1708: 1704: 1695: 1691: 1689: 1686: 1685: 1621: 1618: 1617: 1589: 1585: 1579: 1575: 1569: 1558: 1543: 1539: 1533: 1529: 1523: 1512: 1507: 1506: 1502: 1491: 1487: 1466: 1462: 1453: 1449: 1440: 1429: 1423: 1420: 1419: 1375: 1372: 1356:Kevin McCrimmon 1344: 1319: 1303: 1276: 1247: 1235: 1209: 1206: 1205: 1186: 1134: 1120:, also called 1087: 1084: 1083: 1081:real tessarines 1050: 1046: 1027: 1023: 996: 993: 992: 973: 907: 904: 903: 882: 854:imaginary units 850: 815: 814: 809: 803: 802: 797: 787: 786: 766: 765: 760: 754: 753: 748: 738: 737: 729: 726: 725: 549: 541:hyperbolic unit 537:imaginary units 516: 512: 503: 499: 497: 494: 493: 472: 471: 466: 457: 456: 448: 438: 437: 435: 432: 431: 412: 410: 407: 406: 384: 333: 329: 320: 316: 253: 249: 235: 232: 231: 133: 130: 129: 88: 84: 70: 67: 66: 59:complex numbers 46: 35: 28: 23: 22: 15: 12: 11: 5: 3265: 3255: 3254: 3249: 3244: 3227: 3226: 3224: 3223: 3213: 3211:Classification 3207: 3204: 3203: 3201: 3200: 3198:Normal numbers 3195: 3190: 3168: 3163: 3158: 3152: 3150: 3146: 3145: 3143: 3142: 3137: 3132: 3127: 3122: 3117: 3112: 3107: 3106: 3105: 3095: 3090: 3084: 3082: 3080:infinitesimals 3072: 3071: 3069: 3068: 3067: 3066: 3061: 3056: 3042: 3037: 3032: 3019: 3004: 2999: 2994: 2989: 2983: 2981: 2974: 2973: 2971: 2970: 2965: 2960: 2955: 2942: 2926: 2921: 2916: 2903: 2890: 2888: 2882: 2881: 2879: 2878: 2865: 2850: 2837: 2822: 2809: 2794: 2781: 2761: 2759: 2753: 2752: 2750: 2749: 2744: 2743: 2742: 2732: 2727: 2722: 2717: 2703: 2687: 2682: 2669: 2654: 2649: 2636: 2621: 2608: 2593: 2580: 2564: 2562: 2555: 2554: 2546: 2545: 2538: 2531: 2523: 2517: 2516: 2513: 2506: 2499: 2481: 2473:Marcel Dekker 2467:G. Baley Price 2462: 2459: 2456: 2455: 2388: 2368: 2319: 2269: 2250: 2237: 2220: 2203: 2173:(3): 413–467, 2157:Segre, Corrado 2148: 2141: 2140: 2133: 2126: 2119: 2112: 2090: 2075:Thomas Kirkman 2067: 2043: 2042: 2040: 2037: 2006: 2003: 2000: 1997: 1994: 1991: 1988: 1966: 1962: 1958: 1953: 1949: 1945: 1940: 1936: 1932: 1929: 1909: 1905: 1901: 1898: 1895: 1892: 1889: 1873: 1870: 1829: 1824: 1820: 1816: 1811: 1807: 1803: 1783: 1778: 1774: 1770: 1767: 1764: 1759: 1755: 1751: 1746: 1742: 1735: 1730: 1726: 1722: 1719: 1716: 1711: 1707: 1703: 1698: 1694: 1658: 1655: 1652: 1649: 1646: 1643: 1640: 1637: 1634: 1631: 1628: 1625: 1614: 1613: 1602: 1598: 1592: 1588: 1582: 1578: 1572: 1567: 1564: 1561: 1557: 1552: 1546: 1542: 1536: 1532: 1526: 1521: 1518: 1515: 1511: 1505: 1500: 1494: 1490: 1486: 1483: 1480: 1477: 1474: 1469: 1465: 1461: 1456: 1452: 1448: 1443: 1438: 1435: 1432: 1428: 1371: 1368: 1343: 1340: 1300: 1299: 1283: 1279: 1275: 1272: 1269: 1266: 1263: 1260: 1257: 1253: 1250: 1245: 1242: 1238: 1234: 1231: 1228: 1225: 1222: 1219: 1216: 1213: 1163:W. K. Clifford 1155:W. R. Hamilton 1133: 1130: 1126:unit hyperbola 1106: 1103: 1100: 1097: 1094: 1091: 1064: 1061: 1058: 1053: 1049: 1044: 1041: 1038: 1035: 1030: 1026: 1021: 1018: 1015: 1012: 1009: 1006: 1003: 1000: 989: 988: 976: 972: 969: 966: 963: 960: 957: 954: 951: 947: 944: 941: 938: 935: 932: 929: 926: 923: 920: 917: 914: 911: 881: 878: 870:Thomas Kirkman 849: 846: 819: 813: 810: 808: 805: 804: 801: 798: 796: 793: 792: 790: 785: 782: 775: 770: 764: 761: 759: 756: 755: 752: 749: 747: 744: 743: 741: 736: 733: 677: 676: 673: 668: 662: 657: 651: 650: 645: 642: 637: 632: 626: 625: 619: 614: 611: 606: 600: 599: 594: 589: 584: 581: 577: 576: 571: 566: 561: 558: 548: 545: 519: 515: 511: 506: 502: 476: 470: 467: 465: 462: 459: 458: 455: 452: 449: 447: 444: 443: 441: 415: 367: 366: 363:quadratic form 350: 347: 344: 341: 336: 332: 328: 323: 319: 315: 312: 309: 306: 303: 300: 297: 294: 291: 288: 285: 282: 279: 276: 273: 270: 267: 264: 261: 256: 252: 248: 245: 242: 239: 225:bicomplex norm 221: 220: 209: 206: 203: 200: 197: 194: 191: 188: 185: 182: 179: 176: 173: 170: 167: 164: 161: 158: 155: 152: 149: 146: 143: 140: 137: 114: 111: 108: 105: 102: 99: 96: 91: 87: 83: 80: 77: 74: 26: 9: 6: 4: 3: 2: 3264: 3253: 3250: 3248: 3245: 3243: 3240: 3239: 3237: 3222: 3214: 3212: 3209: 3208: 3205: 3199: 3196: 3194: 3191: 3188: 3184: 3178: 3174: 3169: 3167: 3164: 3162: 3161:Fuzzy numbers 3159: 3157: 3154: 3153: 3151: 3147: 3141: 3138: 3136: 3133: 3131: 3128: 3126: 3123: 3121: 3118: 3116: 3113: 3111: 3108: 3104: 3101: 3100: 3099: 3096: 3094: 3091: 3089: 3086: 3085: 3083: 3081: 3077: 3073: 3065: 3062: 3060: 3057: 3055: 3052: 3051: 3050: 3046: 3043: 3041: 3038: 3036: 3033: 3008: 3005: 3003: 3000: 2998: 2995: 2993: 2990: 2988: 2985: 2984: 2982: 2980: 2975: 2969: 2966: 2964: 2963:Biquaternions 2961: 2959: 2956: 2930: 2927: 2925: 2922: 2920: 2917: 2892: 2891: 2889: 2883: 2854: 2851: 2826: 2823: 2798: 2795: 2770: 2766: 2763: 2762: 2760: 2758: 2754: 2748: 2745: 2741: 2738: 2737: 2736: 2733: 2731: 2728: 2726: 2723: 2721: 2718: 2691: 2688: 2686: 2683: 2658: 2655: 2653: 2650: 2625: 2622: 2597: 2594: 2569: 2566: 2565: 2563: 2561: 2556: 2551: 2544: 2539: 2537: 2532: 2530: 2525: 2524: 2521: 2514: 2511: 2507: 2504: 2500: 2498: 2494: 2490: 2486: 2482: 2480: 2479:0-8247-8345-X 2476: 2472: 2468: 2465: 2464: 2451: 2447: 2442: 2437: 2433: 2429: 2425: 2421: 2416: 2411: 2407: 2403: 2399: 2392: 2381: 2380: 2372: 2364: 2358: 2339: 2332: 2331: 2323: 2315: 2311: 2307: 2303: 2299: 2295: 2291: 2287: 2280: 2273: 2265: 2261: 2254: 2248:40(5):322–35. 2247: 2241: 2234: 2230: 2224: 2217: 2213: 2207: 2193:on 2013-09-12 2192: 2188: 2184: 2180: 2176: 2172: 2168: 2167: 2162: 2158: 2152: 2145: 2138: 2134: 2131: 2127: 2124: 2120: 2117: 2113: 2110: 2106: 2105: 2103: 2099: 2094: 2088: 2084: 2080: 2076: 2071: 2065: 2061: 2058: 2054: 2048: 2044: 2036: 2034: 2030: 2025: 2023: 2018: 2004: 2001: 1998: 1995: 1992: 1989: 1986: 1964: 1960: 1956: 1951: 1947: 1943: 1938: 1934: 1930: 1927: 1899: 1896: 1890: 1887: 1879: 1869: 1867: 1863: 1859: 1855: 1850: 1848: 1844: 1822: 1818: 1814: 1809: 1805: 1781: 1776: 1772: 1768: 1765: 1762: 1757: 1753: 1749: 1744: 1740: 1733: 1728: 1724: 1720: 1717: 1714: 1709: 1705: 1701: 1696: 1692: 1683: 1680: 1676: 1672: 1653: 1650: 1647: 1641: 1635: 1632: 1629: 1623: 1600: 1596: 1590: 1586: 1580: 1576: 1570: 1565: 1562: 1559: 1555: 1550: 1544: 1540: 1534: 1530: 1524: 1519: 1516: 1513: 1509: 1503: 1498: 1492: 1484: 1481: 1478: 1467: 1463: 1459: 1454: 1450: 1441: 1436: 1433: 1430: 1426: 1418: 1417: 1416: 1414: 1410: 1407: 1403: 1399: 1395: 1391: 1386: 1382: 1378: 1367: 1365: 1361: 1357: 1353: 1349: 1339: 1337: 1331: 1327: 1323: 1315: 1311: 1307: 1297: 1281: 1277: 1270: 1267: 1264: 1261: 1255: 1251: 1248: 1243: 1240: 1236: 1229: 1226: 1223: 1220: 1214: 1211: 1204: 1203: 1202: 1198: 1194: 1190: 1184: 1180: 1179:associativity 1176: 1172: 1168: 1164: 1160: 1156: 1151: 1149: 1145: 1144:Corrado Segre 1141: 1140: 1129: 1127: 1123: 1104: 1101: 1098: 1095: 1092: 1089: 1082: 1078: 1077:zero divisors 1062: 1059: 1056: 1051: 1047: 1042: 1039: 1036: 1033: 1028: 1024: 1019: 1016: 1013: 1010: 1007: 1004: 1001: 998: 970: 967: 964: 961: 958: 955: 952: 949: 945: 942: 939: 936: 933: 930: 927: 924: 921: 918: 915: 912: 909: 902: 901: 900: 898: 893: 891: 887: 877: 875: 874:Arthur Cayley 871: 867: 863: 859: 855: 845: 843: 839: 835: 817: 811: 806: 799: 794: 788: 783: 780: 773: 768: 762: 757: 750: 745: 739: 734: 731: 723: 719: 715: 711: 707: 702: 700: 696: 692: 688: 684: 674: 672: 669: 667: 663: 661: 658: 656: 653: 652: 649: 646: 643: 641: 638: 636: 633: 631: 628: 627: 624: 620: 618: 615: 612: 610: 607: 605: 602: 601: 598: 595: 593: 590: 588: 585: 582: 579: 578: 575: 570: 565: 555: 544: 542: 538: 533: 517: 513: 509: 504: 500: 492: 474: 468: 463: 460: 453: 450: 445: 439: 428: 427:with norm z. 404: 400: 394: 391: 387: 383: 379: 375: 374: 371:algebra over 364: 348: 342: 339: 334: 330: 326: 321: 317: 310: 304: 301: 298: 289: 286: 283: 280: 274: 268: 265: 262: 254: 246: 243: 240: 230: 229: 228: 226: 207: 201: 198: 195: 192: 189: 186: 183: 180: 177: 174: 171: 165: 159: 156: 153: 144: 141: 138: 128: 127: 126: 109: 106: 103: 100: 94: 89: 81: 78: 75: 64: 60: 54: 50: 44: 40: 33: 19: 3182: 3172: 2987:Dual numbers 2979:hypercomplex 2957: 2769:Real numbers 2509: 2502: 2484: 2470: 2408:(20220165). 2405: 2401: 2391: 2378: 2371: 2345:. Retrieved 2338:the original 2329: 2322: 2289: 2285: 2272: 2263: 2259: 2253: 2240: 2235:at Wikibooks 2223: 2218:at Wikibooks 2206: 2195:, retrieved 2191:the original 2170: 2164: 2151: 2098:James Cockle 2093: 2085:1848, p 447 2078: 2070: 2052: 2047: 2026: 2019: 1875: 1872:Applications 1861: 1857: 1853: 1851: 1846: 1845:, so it has 1842: 1678: 1674: 1670: 1615: 1412: 1408: 1401: 1397: 1393: 1389: 1384: 1380: 1376: 1373: 1363: 1362:in his text 1359: 1351: 1345: 1329: 1325: 1321: 1313: 1309: 1305: 1301: 1196: 1192: 1188: 1182: 1174: 1170: 1166: 1158: 1152: 1147: 1137: 1135: 1080: 990: 896: 894: 889: 886:James Cockle 883: 851: 841: 837: 833: 721: 717: 713: 709: 703: 698: 694: 690: 686: 682: 680: 670: 665: 659: 654: 647: 639: 634: 629: 622: 616: 608: 603: 596: 591: 586: 573: 568: 563: 534: 489:, which has 429: 395: 389: 385: 372: 368: 227:is given by 224: 222: 52: 48: 42: 36: 3149:Other types 2968:Bioctonions 2825:Quaternions 2347:18 February 2142:Links from 2111:, 33:435–9. 2104:, series 3 1352:bibinarions 1342:Bibinarions 1296:idempotents 1294:  are 1153:Segre read 1146:introduced 868:. In 1848 491:determinant 3236:Categories 3103:Projective 3076:Infinities 2415:2203.05857 2385:. EURASIP. 2197:2013-09-12 2125:34:406–10. 2081:Squares", 2057:Birkhauser 2055:, page 6, 2039:References 1860:also have 1336:isomorphic 1136:In a 1892 880:Tessarines 712:specifies 699:tessarines 378:isomorphic 45:is a pair 18:Tessarines 3187:solenoids 3007:Sedenions 2853:Octonions 2306:1941-0476 2187:121807474 2139:37:281–3. 2132:36:290-2. 2118:34:37–47. 1766:… 1718:… 1556:∑ 1510:∑ 1427:∑ 1224:− 1037:− 971:∈ 897:tessarine 287:− 255:∗ 223:Then the 178:− 107:− 90:∗ 3252:Matrices 2596:Integers 2558:Sets of 2491:, Basel 2450:35702595 2314:13907861 2159:(1892), 1979:} over { 1366:(2004). 1360:binarion 1252:′ 884:In 1848 716:= 1 and 3177:numbers 3009: ( 2855: ( 2827: ( 2799: ( 2771: ( 2692: ( 2690:Periods 2659: ( 2626: ( 2598: ( 2570: ( 2552:systems 2469:(1991) 2441:9185835 2420:Bibcode 1849:roots. 1142:paper, 848:History 380:to the 2977:Other 2550:Number 2495:  2477:  2448:  2438:  2312:  2304:  2185:  2062:  1737:  1404:, the 1374:Write 1169:: Let 1108:  991:where 778:  3185:-adic 3175:-adic 2932:Over 2893:Over 2887:types 2885:Split 2410:arXiv 2383:(PDF) 2341:(PDF) 2334:(PDF) 2310:S2CID 2282:(PDF) 2183:S2CID 2135:1850 2128:1850 2121:1849 2114:1849 2107:1848 1682:roots 1320:{ 1, 1304:{ 1, 1187:{ 1, 706:basis 3221:List 3078:and 2493:ISBN 2475:ISBN 2446:PMID 2363:link 2349:2010 2302:ISSN 2060:ISBN 1411:and 1173:and 41:, a 2436:PMC 2428:doi 2406:478 2294:doi 2175:doi 2017:}. 1324:, − 1312:, − 1157:'s 842:z j 720:= − 644:-1 613:−1 57:of 37:In 3238:: 2767:: 2487:, 2444:. 2434:. 2426:. 2418:. 2404:. 2400:. 2359:}} 2355:{{ 2308:. 2300:. 2290:52 2288:. 2284:. 2262:. 2181:, 2171:40 2169:, 2035:. 2024:. 1868:. 1383:⊕ 1379:= 1328:, 1326:hi 1314:hi 1308:, 1197:hi 1195:, 1191:, 1183:hi 1128:. 1063:1. 895:A 892:. 860:, 844:. 840:+ 836:= 704:A 675:1 671:-i 648:-i 583:1 580:1 560:1 557:× 543:. 393:. 388:⊕ 361:a 51:, 3189:) 3183:p 3179:( 3173:p 3047:/ 3031:) 3018:S 2954:: 2941:C 2915:: 2902:R 2877:) 2864:O 2849:) 2836:H 2821:) 2808:C 2793:) 2780:R 2716:) 2702:P 2681:) 2668:A 2648:) 2635:Q 2620:) 2607:Z 2592:) 2579:N 2542:e 2535:t 2528:v 2452:. 2430:: 2422:: 2412:: 2365:) 2351:. 2316:. 2296:: 2177:: 2146:. 2079:n 2005:j 2002:, 1999:k 1996:, 1993:i 1990:, 1987:1 1965:3 1961:e 1957:, 1952:2 1948:e 1944:, 1939:1 1935:e 1931:, 1928:1 1908:) 1904:C 1900:, 1897:3 1894:( 1891:l 1888:C 1862:n 1858:n 1854:T 1847:n 1843:C 1828:) 1823:j 1819:v 1815:, 1810:i 1806:u 1802:( 1782:. 1777:n 1773:v 1769:, 1763:, 1758:2 1754:v 1750:, 1745:1 1741:v 1734:, 1729:n 1725:u 1721:, 1715:, 1710:2 1706:u 1702:, 1697:1 1693:u 1679:n 1675:n 1671:C 1657:) 1654:0 1651:, 1648:0 1645:( 1642:= 1639:) 1636:v 1633:, 1630:u 1627:( 1624:f 1601:. 1597:) 1591:k 1587:v 1581:k 1577:b 1571:n 1566:1 1563:= 1560:k 1551:, 1545:k 1541:u 1535:i 1531:a 1525:n 1520:1 1517:= 1514:k 1504:( 1499:= 1493:k 1489:) 1485:v 1482:, 1479:u 1476:( 1473:) 1468:k 1464:b 1460:, 1455:k 1451:a 1447:( 1442:n 1437:1 1434:= 1431:k 1413:C 1409:T 1402:C 1398:T 1394:v 1392:, 1390:u 1385:C 1381:C 1377:C 1332:} 1330:h 1322:i 1316:} 1310:i 1306:h 1298:. 1282:2 1278:/ 1274:) 1271:i 1268:h 1265:+ 1262:1 1259:( 1256:= 1249:g 1244:, 1241:2 1237:/ 1233:) 1230:i 1227:h 1221:1 1218:( 1215:= 1212:g 1199:} 1193:i 1189:h 1175:i 1171:h 1105:j 1102:y 1099:+ 1096:w 1093:= 1090:t 1060:+ 1057:= 1052:2 1048:j 1043:, 1040:1 1034:= 1029:2 1025:i 1020:, 1017:k 1014:= 1011:i 1008:j 1005:= 1002:j 999:i 975:R 968:z 965:, 962:y 959:, 956:x 953:, 950:w 946:, 943:k 940:z 937:+ 934:j 931:y 928:+ 925:i 922:x 919:+ 916:w 913:= 910:t 838:w 834:t 818:) 812:0 807:1 800:1 795:0 789:( 784:= 781:j 774:, 769:) 763:0 758:i 751:i 746:0 740:( 735:= 732:k 722:i 718:z 714:z 710:R 695:R 691:R 687:C 683:C 666:j 664:− 660:k 655:k 640:k 635:j 630:j 623:j 621:− 617:k 609:i 604:i 597:k 592:j 587:i 574:k 569:j 564:i 518:2 514:z 510:+ 505:2 501:w 475:) 469:w 464:z 461:i 454:z 451:i 446:w 440:( 414:C 390:C 386:C 373:C 349:, 346:) 343:0 340:, 335:2 331:z 327:+ 322:2 318:w 314:( 311:= 308:) 305:z 302:, 299:w 296:( 293:) 290:z 284:, 281:w 278:( 275:= 272:) 269:z 266:, 263:w 260:( 251:) 247:z 244:, 241:w 238:( 208:. 205:) 202:w 199:v 196:+ 193:z 190:u 187:, 184:z 181:v 175:w 172:u 169:( 166:= 163:) 160:z 157:, 154:w 151:( 148:) 145:v 142:, 139:u 136:( 113:) 110:z 104:, 101:w 98:( 95:= 86:) 82:z 79:, 76:w 73:( 55:) 53:z 49:w 47:( 34:. 20:)

Index

Tessarines
Split-complex number
abstract algebra
complex numbers
Cayley–Dickson process
quadratic form
algebra over C
isomorphic
direct sum of algebras
Brahmagupta–Fibonacci identity
composition algebra
determinant
imaginary units
hyperbolic unit
basis
imaginary units
Philosophical Magazine
William Rowan Hamilton
quaternion group
Thomas Kirkman
Arthur Cayley
James Cockle
zero divisors
split-complex numbers
unit hyperbola
Mathematische Annalen
Corrado Segre
W. R. Hamilton
W. K. Clifford
associativity

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