Reputation
10,857
Top tag
Next privilege 15,000 Rep.
Protect questions
Badges
1 9 33
Newest
 Revival
Impact
~104k people reached

Apr
24
comment How can I reshape my solutions to make a 3D plot?
need values for all the constants too..
Apr
24
comment How to fit a surface to 3D data in Mathematica?
simple, just apply one of these approaches in 3D : mathematica.stackexchange.com/questions/51491/…
Apr
24
comment How can I reshape my solutions to make a 3D plot?
maybe ListPointPlot3D ( a working example would help here )
Apr
24
comment How can I reshape my solutions to make a 3D plot?
You need to split out a,b with each of the multiple solutions, something like {a,b,x}/.Solve..
Apr
24
comment Coarse-graining in numerical integrations
in the spirit of constructing minimal examples, I'll point out you get the same issue with b=0
Apr
24
comment Formatting an equation: X^Y to pow(X,Y)
here`s a case where I suspect google-ing 'circle intersection algorithm' would have saved a lot of time..
Apr
24
comment How to calculate a linear regression on the HP 40gs calculator?
I would suggest reading the calculator manual. Undoubtedly there is a whole chapter on linear regression. Side comment , I cant believe they still make graphing calculators.
Apr
24
comment 2D Interpolation of data file
i think that should be data[[i, j+1]]
Apr
23
comment NIntegrate: how to speed up code?
note that solK is symmetric, so you shouldn't integrate redundant terms.
Apr
23
comment Sampling Points Between Two Functions and Plotting Sample Points? (I have partial code)
For what its worth, aside from some stylistic issues the code in the question works fine.
Apr
23
comment incuding graphics
docs for upgrading assuming you are trying to use some old code: reference.wolfram.com/language/Compatibility/tutorial/Graphics/…
Apr
22
comment Strange results from evaluating a simple integral
Making those .1's into 1/10 results in 0 ( very fast.. ) (v9.)
Apr
22
comment Strange results from evaluating a simple integral
related: mathematica.stackexchange.com/questions/76393/…
Apr
22
comment Plot contours for 3d histograms
You can get two contour lines just like this: ContourPlot[{ PDF[distribution1, {x, y}] == 10^(-2), PDF[distribution2, {x, y}] == 10^(-2)} ...
Apr
22
comment Eigenvectors with imaginary part
+1 also do Chop[#2] in there to get rid of the 0. I terms
Apr
22
comment to determine asymptotic value of function when N->infinity
capital N is a reserved symbol. Never start your own symbol names with Caps.
Apr
22
comment Are standard geometric functions present in Mathematica or do I have to type them in?
might want to loop at this: reference.wolfram.com/language/ref/PolyhedronData.html
Apr
22
comment Using a For-loop to do numerical integration
If you really want to use a For loop, at least show what you have tried so folks know where you are stuck.
Apr
22
comment ContourPlot:show only one of multiple solutions
you should show the ContourPlot command you used.
Apr
21
comment How to get an obj file and close it using the reflection without knowing what the vertex is?
FYI You can extract the graphics primitives with : Normal@First@Cases[mesh, _GraphicsComplex, Infinity] . Otherwise I dont know what you are asking.