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Mar
25
comment How do we solve third order nonlinear differential equation f’’’+ff’-f’2-Re2 f’=0
Is this a question about Mathematica (the software) or math in general?
Mar
25
reviewed Close Making an animation which displays a rotating object
Mar
23
reviewed Leave Closed Random walk on a sphere
Mar
23
reviewed Close I integrate a real function, I want a real result
Mar
22
reviewed Close A question about using Reduce
Mar
22
reviewed Leave Open The precision of the number
Mar
22
reviewed Close Series expansion of a complex function
Mar
22
reviewed Close Solutions of cubic equation D>0 or D<0
Mar
20
reviewed Looks OK How to calculate the following integral of the multiplication of two Bessel functions?
Mar
20
reviewed Looks OK SQL Queries with the Table function
Mar
20
reviewed Reviewed Setting CheckboxBar defaults under Manipulate
Mar
20
reviewed No Action Needed Moving the start of a graph to the right, finding maxima in an oscillator
Mar
20
comment Set PointSize to pixel size
Try this line to get an idea: Graphics[{PointSize[Large], Point[#[[1 ;; 2]], VertexColors -> Directive[Opacity[#[[3]]], Blue]] & /@ RandomReal[{0, 1}, {3000, 4}]}]
Mar
20
comment Set PointSize to pixel size
For the intensity, you could use different Opacity values for a given color or overlay several points with constant Opacity.
Mar
20
reviewed Leave Closed How to use the function ImageCorrelate?
Mar
20
reviewed Close How do I apply a rule to every element in a matrix?
Mar
20
reviewed Close How can I control the controlplacement of Manipulate?
Mar
20
reviewed No Action Needed Does Mathematica support importing ISO 8601 date strings?
Mar
19
comment Mathematica exit when calling plot. Bug?
Intermittent crashes on 9.01 / Win7 64bit here as well.
Mar
19
reviewed Close Writing equations from Mathematica in Matlab