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Commit | Line | Data |
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fe4da5cc | 1 | * |
2 | * $Id$ | |
3 | * | |
4 | * $Log$ | |
5 | * Revision 1.1.1.1 1996/04/01 15:02:28 mclareni | |
6 | * Mathlib gen | |
7 | * | |
8 | * | |
9 | #include "gen/pilot.h" | |
10 | #if defined(CERNLIB_DOUBLE) | |
11 | SUBROUTINE DCHECF(F,A,B,EPS,C,NC,DELTA) | |
12 | #endif | |
13 | #if !defined(CERNLIB_DOUBLE) | |
14 | SUBROUTINE RCHECF(F,A,B,EPS,C,NC,DELTA) | |
15 | #endif | |
16 | C TO COMPUTE THE COEFFICIENTS IN A CHEBYSHEV EXPANSION | |
17 | C F(X)=C(0)+C(1)*T1(X)+ ... +C(M)*TM(X) (A <= X <= B) | |
18 | C WHERE TK(X) IS THE CHEBYSHEV POLYNOMIAL OF ORDER K | |
19 | C | |
20 | C F = FUNCTION ROUTINE FOR THE FUNCTION F(X). | |
21 | C A = LOWER BOUNDARY | |
22 | C B = UPPER BOUNDARY | |
23 | C EPS = ACCURACY REQUIRED | |
24 | C C = ARRAY FOR THE COMPUTED CHEBYSHEV COEFFICIENTS | |
25 | C NC = NUMBER OF CHEBYSHEV COEFFICIENTS COMPUTED | |
26 | C DELTA = ACCURACY OBTAINED FOR THE APPROXIMATION | |
27 | ||
28 | #include "gen/imp64.inc" | |
29 | CHARACTER NAME*(*) | |
30 | #if defined(CERNLIB_DOUBLE) | |
31 | PARAMETER (NAME = 'DCHECF') | |
32 | #endif | |
33 | #if !defined(CERNLIB_DOUBLE) | |
34 | PARAMETER (NAME = 'RCHECF') | |
35 | #endif | |
36 | PARAMETER (PI = 3.14159 26535 89793 23846 26433 83D0) | |
37 | #if !defined(CERNLIB_DOUBLE) | |
38 | ENTRY CHECF(F,A,B,EPS,C,NC,DELTA) | |
39 | #endif | |
40 | #include "e406cod.inc" |