Error when changing from cm to inches

My calculations fall over when I change to inches. Prime 8 Used.

Then won't work when I chage back to cm

21-Topaz I

Add this to eliminate errors after W:=5 in.

t.t.

Answer

21-Topaz I

Add this to eliminate errors after W:=5 in.

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t.t.

25-Diamond I

Seems to be a new bug introduced in P7 or P8.
I don't experience this erroneous behaviour in P6.

Maybe it helps if you activate "Units/Constants in Symbolics" in the Calculation Options.

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2 replies