source:
trunk/LMDZ.COMMON/libf/dyn3d/heavyside.F
@
253
| Last change on this file since 253 was 1, checked in by , 14 years ago | |
|---|---|
| File size: 266 bytes | |
| Line | |
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| 1 | ! |
| 2 | ! $Header$ |
| 3 | ! |
| 4 | c |
| 5 | c |
| 6 | FUNCTION heavyside(a) |
| 7 | |
| 8 | c ... P. Le Van .... |
| 9 | c |
| 10 | IMPLICIT NONE |
| 11 | |
| 12 | REAL(KIND=8) heavyside , a |
| 13 | |
| 14 | IF ( a.LE.0. ) THEN |
| 15 | heavyside = 0. |
| 16 | ELSE |
| 17 | heavyside = 1. |
| 18 | ENDIF |
| 19 | |
| 20 | RETURN |
| 21 | END |
| 22 | |
| 23 |
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