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jaytreiman

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18 years, 214 days
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These are Posts that have been published by jaytreiman

An amusing derivative....

jaytreiman 268 Maple
June 13 2012
4 3

On a calculus 2 test I was given to review the students were asked to find the derivative of arccosh(x)*sqrt(1-x^2).  Maple gives the answer -arccosh(x)*x/sqrt(1-x^2)+sqrt(1-x^2)/(sqrt(x-1)*sqrt(x+1)).   This is the same answer, in a slightly...

Domain problems in plot for Maple 16...

jaytreiman 268 Maple 16
plot bug
May 03 2012
4 14

The basic plot routine in Maple 16 has a serious problem with the domain.  The following is an example.

The domain is correct in Maple 15.  This failure occurs in both Windows 7 and Linux.

PS driver in Maple 16 for Windows...

jaytreiman 268 Maple 16
bug export plot3d
May 02 2012
3 7

I have been generating graphics in Maple 16 using the plotsetup(ps,...) command under Windows 7 and Linux.  Maple tech support has a fix for Linux and has confirmed that there is a bug in the Windows version.  These are a Windows eps (converted to png for uploading) and png of the same figure.  The eps conversion should not do this.

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