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Questions on using and specifying iterators used in Mathematica functions.

12 votes

Multiple reflections of a laser beam in a triangle

Instead of thinking too hard, we can let NDSolve take care of it, using WhenEvent to handle the reflections. First, set up 3 lines to define the arena: {m1, b1} = {2, 0}; {m2, b2} = {-1, 1}; {m3, b …
Chris K's user avatar
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