]>
Commit | Line | Data |
---|---|---|
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_QUAD) | |
11 | #if !defined(CERNLIB_DOUBLE) | |
12 | SUBROUTINE DCHECF(F,A,B,EPS,C,NC,DELTA) | |
13 | #endif | |
14 | #if defined(CERNLIB_DOUBLE) | |
15 | SUBROUTINE QCHECF(F,A,B,EPS,C,NC,DELTA) | |
16 | #endif | |
17 | C TO COMPUTE THE COEFFICIENTS IN A CHEBYSHEV EXPANSION | |
18 | C F(X)=C(0)+C(1)*T1(X)+ ... +C(M)*TM(X) (A <= X <= B) | |
19 | C WHERE TK(X) IS THE CHEBYSHEV POLYNOMIAL OF ORDER K | |
20 | C | |
21 | C F = FUNCTION ROUTINE FOR THE FUNCTION F(X). | |
22 | C A = LOWER BOUNDARY | |
23 | C B = UPPER BOUNDARY | |
24 | C EPS = ACCURACY REQUIRED | |
25 | C C = ARRAY FOR THE COMPUTED CHEBYSHEV COEFFICIENTS | |
26 | C NC = NUMBER OF CHEBYSHEV COEFFICIENTS COMPUTED | |
27 | C DELTA = ACCURACY OBTAINED FOR THE APPROXIMATION | |
28 | ||
29 | #include "gen/imp128.inc" | |
30 | C | |
31 | CHARACTER NAME*(*) | |
32 | #if defined(CERNLIB_DOUBLE) | |
33 | PARAMETER (NAME = 'QCHECF') | |
34 | PARAMETER (PI = 3.14159 26535 89793 23846 26433 832795Q0) | |
35 | #endif | |
36 | #if !defined(CERNLIB_DOUBLE) | |
37 | PARAMETER (NAME = 'DCHECF') | |
38 | PARAMETER (PI = 3.14159 26535 89793 23846 26433 83D0) | |
39 | #endif | |
40 | #include "e406cod.inc" | |
41 | #endif |