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| Bracewell R. — The Fourier Transform and Its Applications |
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| Предметный указатель |
Unit step function and impulse symbol 75—78
Unit step function symbol 70
Unit step function, uses of 61—65
Unity 68
Upcross 469—470 473
Upcross rate 469 473
Update operator 252
van der Merwe, A. 190
Van der Pol, B. 22 74 93 99 381 398 484 485
Van Duzer, T. 423
Variance 159—160
Variance, additive under convolution 189 430—431 434
Variance, of Gaussian function 188
Vectors 38—39
Velocity/force 203
Vetterli, M. 501 506
Vetterling, W. T. 21 141 149 289 302 304 321 325
Villasenor, J. V. 300 307 323 325
Violin 194 302—303
VLA (Very Large Array) 404
Voelker, D. 22
Voice print 492
Voigt profile 135
Volcano 135
Voltage 61 185 397
Volterra, V 25
Voltmeter 473
Walker, J. S. 21 289 323 325
Wang, S. 372
Wang, Y. — H. 333
Wang, Z. xix 325
Water waves 135 425
Watts, D. G. 248
Wave equations 92 476
waveforms 1
Waveforms, acoustical 47
Waveforms, analogy with antennas 410—411
Waveforms, and Laplace transform 389
Waveforms, and sampling theorem 220
Waveforms, and shift theorem 412
Waveforms, and spectra 1 198—200 206
Waveforms, choice of origin 143
Waveforms, detection of noise 466
Waveforms, ocean 194 (see also Sea spectra)
| Waveforms, periodicity of 211
Waveforms, random 447—450
Waveforms, switching 145—147
Wavelet 501 506 507
wavepacket 172 194 502 586
Weather data 184—185
Weekly summing 150
Weigelt, G. 46 49
Whinnery, J. R. 423
Whistlers 491
Whistles 502 507
White noise 171
width see also Autocorrelation width; Equivalent width
Width, to half power 167
Wiener, N. 21 130 190 248
Wiener’s theorem 122n
Wigner distribution 370 504—505 507
Wild, J. W. 425
Wild’s array 425
Window function 57
Window, spectral 288
Winograd, S. 284
Wolf, Ev 422
Woodward, R M. xx 66 71
Wu, J — L 323 325
X-rays, and autocorrelation 45
X-rays, and FFT 281
X-rays, diffraction 340 375
X-rays, exercises 374 424
X-rays, spectra from molybdenum 48
Yagi antenna 407
Yang, D. 299 325
Yang, K. S. 402
Yarbrough, J. 491 492
Yariv, A. 423
Yip, P. 289 302 304 325
Young, Thomas 595
Zalevsky, Z. 370 371
Zero and central-limit theorem 191
Zero area of function 172
Zero crossing 469—470 473
Zero packing 275
Zero replacement rule for indices 274
Zero slope at the origin 155
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