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Q&A

General Q&A about all branches of theoretical and applied mathematics, including closely-adjacent sciences where the central question is about the math.

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How to derive some trigonometric formulas?

2 answers  ·  last activity 6 days ago by Istiak‭

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"A occurred" vs. "something must happen"

1 answer  ·  last activity 15 days ago by DNB‭

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How can I deduce which operation removes redundacies?

3 answers  ·  last activity 15 days ago by DNB‭

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Notation for Euclidean Norm

1 answer  ·  last activity about 2 months ago by tommi‭

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