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Basis function

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77: 194: 36: 139: 695: 566: 496: 376: 304:: In this application, a mixture of the basis functions provides an interpolating function (with the "blend" depending on the evaluation of the basis functions at the data points). 524: 157: 331: 859: 825: 399: 240: 175: 120: 98: 63: 690:{\displaystyle \{{\sqrt {2}}\sin(2\pi nx)\mid n\in \mathbb {N} \}\cup \{{\sqrt {2}}\cos(2\pi nx)\mid n\in \mathbb {N} \}\cup \{1\}} 49: 864: 844: 560: 849: 206: 91: 85: 854: 787: 548: 753: 713: 270: 262: 102: 782: 501: 797: 777: 293: 792: 748: 738: 215: 55: 802: 772: 289: 274: 821: 767: 744: 325: 758: 193: 762: 723: 556: 552: 266: 838: 381: 301: 282: 727: 278: 717: 254: 17: 733: 393: 698: 321: 491:{\displaystyle a_{0}+a_{1}x^{1}+a_{2}x^{2}+\cdots +a_{n}x^{n}} 392:
The monomial basis also forms a basis for the vector space of
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on a bounded domain. As a particular example, the collection
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may be too technical for most readers to understand
689: 518: 490: 370: 396:. After all, every polynomial can be written as 371:{\displaystyle \{x^{n}\mid n\in \mathbb {N} \}.} 526:, which is a linear combination of monomials. 281:can be represented as a linear combination of 277:of basis functions, just as every vector in a 273:in the function space can be represented as a 8: 684: 678: 672: 624: 618: 570: 362: 335: 64:Learn how and when to remove these messages 820:(2nd ed.). MIT Press. p. 1141. 668: 667: 627: 614: 613: 573: 568: 512: 511: 503: 482: 472: 453: 443: 430: 420: 407: 401: 358: 357: 342: 333: 241:Learn how and when to remove this message 176:Learn how and when to remove this message 160:, without removing the technical details. 121:Learn how and when to remove this message 84:This article includes a list of general 27:Element of a basis for a function space 818:Encyclopedic Dictionary of Mathematics 158:make it understandable to non-experts 7: 296:, basis functions are also called 90:it lacks sufficient corresponding 25: 519:{\displaystyle n\in \mathbb {N} } 45:This article has multiple issues. 192: 137: 75: 34: 53:or discuss these issues on the 655: 640: 601: 586: 388:Monomial basis for polynomials 324:basis for the vector space of 261:is an element of a particular 1: 561:square-integrable functions 205:to comply with Knowledge's 881: 860:Numerical linear algebra 300:because of their use in 218:may contain suggestions. 203:may need to be rewritten 788:Finite-elements (bases) 105:more precise citations. 754:Orthogonal polynomials 714:Basis (linear algebra) 691: 520: 492: 380:This basis is used in 372: 783:Radial basis function 692: 521: 493: 373: 816:Itô, Kiyosi (1993). 798:Approximation theory 778:Biorthogonal wavelet 741:(Markushevich basis) 567: 502: 400: 332: 294:approximation theory 793:Functional analysis 749:inner-product space 739:Biorthogonal system 313:Monomial basis for 298:blending functions, 865:Types of functions 845:Numerical analysis 803:Numerical analysis 773:Orthogonal wavelet 697:forms a basis for 687: 530:Fourier basis for 516: 488: 384:, amongst others. 368: 326:analytic functions 290:numerical analysis 275:linear combination 768:Harmonic analysis 745:Orthonormal basis 632: 578: 549:Sines and cosines 251: 250: 243: 233: 232: 207:quality standards 186: 185: 178: 131: 130: 123: 68: 16:(Redirected from 872: 850:Fourier analysis 831: 759:Fourier analysis 696: 694: 693: 688: 671: 633: 628: 617: 579: 574: 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551:form an ( 509:∈ 498:for some 463:⋯ 355:∈ 349:∣ 216:talk page 56:talk page 707:See also 322:monomial 308:Examples 271:function 269:. 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Basis functions
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mathematics
basis
function space
function
linear combination
vector space
basis vectors
numerical analysis
approximation theory
interpolation
monomial
analytic functions
Taylor series

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