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Modula Definition | 1987-12-10 | 564 b | 17 lines |
- DEFINITION MODULE Fourier ;
- (*
- (C) Michael Kowalik & PASCAL INTERNATIONAL
-
- x - vector of points projected on abscissa
- y - vector of points projected on ordinate
- a,b - vectors of Fourier's coefficients
- a[i]*cos(2*pi*x[i]/T)
- b[i]*sin(2*pi*x[i]/T)
- *)
- EXPORT QUALIFIED Interpolation, RungeFaltung, DFT, FFT;
- PROCEDURE Interpolation(VAR x, y, a, b : ARRAY OF REAL);
- PROCEDURE RungeFaltung(VAR x, y, a, b : ARRAY OF REAL);
- PROCEDURE DFT(VAR x, y, a, b : ARRAY OF REAL);
- PROCEDURE FFT(VAR x, y, a, b : ARRAY OF REAL)
- END Fourier.