source:
trunk/procs/gfunct.pro
@
9
| Last change on this file since 9 was 2, checked in by post_it, 17 years ago | |
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| File size: 261 bytes | |
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| 1 | PRO gfunct, $ |
| 2 | ; inputs: |
| 3 | X, $ ; independent variable |
| 4 | A, $ ; coefficients |
| 5 | ; outputs : |
| 6 | F, $ ; dependent variable |
| 7 | pder ; partial derivatives |
| 8 | |
| 9 | F = A[0] * EXP(A[1] * X) + A[2] |
| 10 | pder = [[EXP(A[1] * X)], [A[0] * X * EXP(A[1] * X)], [replicate(1.0, N_ELEMENTS(X))]] |
| 11 | |
| 12 | END |
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