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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 32 | reyssat | 1 | !! +var+ +exec+ +string+ |
| 11210 | bpr | 2 | tit:leveldata |
| 3 | type:$type_both |
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| 11220 | bpr | 4 | alias:levelpoints |
| 11210 | bpr | 5 | syntax:!leveldata size `xsize,ysize' ranges `x1,x2,y1,y2' function `f(x,y)' [levels `l1,l2,...'] |
| 6 | mean:Computes coordinates of points on the level curve of `f(x,y)', at levels `l1,l2,...'\ |
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| 7 | (defaults to one level 0). <p>\ |
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| 8 | The computation is made from `(x1,y1)' to `(x2,y2)', and points are computed as integer\ |
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| 9 | positions in a picture with size `xsize,ysize'. </p><p>\ |
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| 10 | Order of the fields is not important. All the fields except levels are mandatory.\ |
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| 5920 | bpr | 11 | </p> |