Rank: Advanced Member Groups: Registered, Advanced Member Joined: 06/04/2023(UTC) Posts: 425 Was thanked: 42 time(s) in 39 post(s)
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See please the attach! Wath is it with spline? Spline-Mad.sm (1,000kb) downloaded 10 time(s).
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Rank: Advanced Member Groups: Registered
Joined: 15/04/2012(UTC) Posts: 2,035 Was thanked: 1167 time(s) in 746 post(s)
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I think this is because lspline() requires equidistant x values and your's aren't. |
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1 user thanked mkraska for this useful post.
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Rank: Advanced Member Groups: Registered, Advanced Member Joined: 06/04/2023(UTC) Posts: 425 Was thanked: 42 time(s) in 39 post(s)
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Originally Posted by: mkraska I think this is because lspline() requires equidistant x values and your's aren't. Thank you! Yes, that's true. But I think it's a bug. The values should only be sorted in ascending order X! There is no such bug in Mathcad. Spline-bug.sm (13kb) downloaded 7 time(s).
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Rank: Advanced Member Groups: Registered
Joined: 15/04/2012(UTC) Posts: 2,035 Was thanked: 1167 time(s) in 746 post(s)
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Originally Posted by: OchkovVF Originally Posted by: mkraska I think this is because lspline() requires equidistant x values and your's aren't. Thank you! Yes, that's true. But I think it's a bug. The values should only be sorted in ascending order X! There is no such bug in Mathcad. Spline-bug.sm (13kb) downloaded 7 time(s). I'd not call it a bug. It is just a helper function of the Mathcad Toolbox Toolbox plugin, not meant being a full-featured multipurpose function. Yet, this restriction would be worth mentioning in the help text. |
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