Questions on the color models, schemes, named colors and color functions supported by Mathematica.

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58 views

Solving a system of three differential equations

I'm trying to create this coloured graph which I'm going to animate, but I'm stuck with solving a system of three differential equations: ...
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120 views

Visualization of Gaussian Curvature

I need to visualize Gaussian Curvature of a parametric surface. there is a solution here How to visualize the Gaussian curvature of a 3D surface? but Im not sure its working because when I draw a ...
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16 views

different densityplots with same color range [duplicate]

for example, lets say there're two functions f1 and f2. 0<=f1<=1, 2<=f2<=3 but the two differs only by constants. (e.g. f1[x_,y_]:=(Sin[x]Sin[y])^2, f2[x_,y_]:=(Sin[x]Sin[y])^2+2) what i ...
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206 views

Invert Colors Stylesheet White on Black

There have been a couple studies done that showed that white text on a black background increase recall of data. Although this is certainly debatable how might I invert the colors of Notebook font ...
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35 views

Scaling at density plot [duplicate]

I have two data set: One's range is between 0 and 0.5 and another's range is between -0.2 to 0.3. I want to draw two density plots with common scale: from -0.5 to 0.5. How can I fix the scale? ...
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152 views

Frame and white background not working (all other colours are fine)

Though my question my be related to this one, it doesn't look like it can easily be solved in the same way, so I hope not to be double-posting. I am trying to insert a framed number/text into a ...
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74 views
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2answers
432 views

Color plot markers using If statement

I am calculating eigenvlaues. Some are negative, some are positive. I define the index nn and mm (as well as np and mp) of each matrix element by some functions that assign positive, zero and negative ...