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Last change
on this file since 163 was
134,
checked in by navarro, 18 years ago
|
|
change *.pro file properties (del eof-style, del executable, set keywords Id
|
-
Property svn:keywords set to
Id
|
|
File size:
486 bytes
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| Rev | Line | |
|---|
| [101] | 1 | ;+ |
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| [125] | 2 | ; |
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| 3 | ; |
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| [118] | 4 | ; @param xin {in}{required} |
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| 5 | ; |
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| 6 | ; @version $Id$ |
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| 7 | ; |
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| [101] | 8 | ;- |
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| [59] | 9 | FUNCTION imoms3, xin |
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| [114] | 10 | ; |
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| 11 | compile_opt idl2, strictarrsubs |
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| 12 | ; |
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| [59] | 13 | |
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| 14 | x = abs(xin) |
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| [125] | 15 | y = fltarr(n_elements(x)) |
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| [59] | 16 | |
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| 17 | test1 = where(x LT 1) |
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| 18 | IF test1[0] NE -1 THEN BEGIN |
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| 19 | xtmp = x[test1] |
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| [69] | 20 | y[test1] = 0.5*xtmp*xtmp*xtmp -xtmp*xtmp -0.5*xtmp + 1 |
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| [59] | 21 | ENDIF |
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| 22 | test1 = where(x LT 2 AND x GE 1) |
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| 23 | IF test1[0] NE -1 THEN BEGIN |
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| 24 | xtmp = x[test1] |
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| [69] | 25 | y[test1] = (-1./6.)*xtmp*xtmp*xtmp + xtmp*xtmp - (11./6.)*xtmp + 1 |
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| [59] | 26 | ENDIF |
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| 27 | |
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| 28 | RETURN, y |
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| 29 | END |
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