Proper way(s) to substitute X for x in a CAS expression

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Proper way(s) to substitute X for x in a CAS expression

12-20-2013, 02:32 PM

Post: #5

CR Haeger Offline

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RE: Proper way(s) to substitute X for x in a CAS expression

(12-20-2013 09:07 AM)cyrille de brébisson Wrote: try using QUOTE (or '') as in:
F1:='X²-5', it will work...
QUOTE(input) (or 'input') stands for "do not evaluate what is inside" and is used just for that type of cases.

Merry xmass!
Cyrille

Thank you. The above works as you show as long as CAS is in EXACT mode correct? It seems if it is in Approx mode then it still seems to evaluate 'X^2-5'.

Happy holidays.

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Messages In This Thread

Proper way(s) to substitute X for x in a CAS expression - CR Haeger - 12-17-2013, 12:32 AM

RE: Proper way(s) to substitute X for x in a CAS expression - Helge Gabert - 12-17-2013, 03:23 AM

RE: Proper way(s) to substitute X for x in a CAS expression - CR Haeger - 12-17-2013, 05:15 PM

RE: Proper way(s) to substitute X for x in a CAS expression - cyrille de brébisson - 12-20-2013, 09:07 AM

RE: Proper way(s) to substitute X for x in a CAS expression - CR Haeger - 12-20-2013 02:32 PM

RE: Proper way(s) to substitute X for x in a CAS expression - Han - 12-20-2013, 05:53 PM

RE: Proper way(s) to substitute X for x in a CAS expression - John P - 12-20-2013, 08:13 PM

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