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May
5
accepted In what situation is the use of Directive required?
Jan
19
accepted The shortcut for Subsuperscript doesn't work?
Dec
1
accepted Insert $+$, $-$, $\times$, $/$, $($, $)$ into $123456789$ to make it equal to $100$
Nov
4
accepted How to solve the liar problem?
Oct
30
accepted The only usage for the option InterpolationOrder in NDSolve is to be set to All?
Oct
30
accepted What exactly happens when adding a Blank after a built-in function used in the rules of ReplaceAll?
Oct
6
accepted NSum generates a warning message when getting the sum of a list
Oct
4
accepted Recursion doesn't happen any more or doesn't happen correctly if I store the recursive relationship in a variable first
Sep
22
accepted ReplaceAll[] and Limit[] don't give correct results for this expression under extreme variables
Sep
19
accepted For[] or While[] can't be used inside Manipulate[]?
Sep
3
accepted How to avoid this kind of numerical error caused by extreme parameters when using NDSolve?
Aug
16
accepted I failed to solve a set of one-dimension fluid mechanics PDEs with NDSolve
Aug
6
accepted How to get the boolean value of an inequality involving an InterpolatingFunction?
Aug
5
accepted Trying to generate a function from InterpolatingFunction with FunctionInterpolation
Aug
2
accepted Could the PrecisionGoal for NDSolve be a negative number?
Aug
1
accepted How to work out the parameter in a definite integration which has an exact value while the integration doesn't have an analytical solution?