Mathematics - Posts by tommi‭

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Meta Questions with a quote/screenshot and a request to explain

2 answers · posted 3y ago by tommi‭ · last activity 3y ago by whybecause‭

Question discussion

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Q&A The probability distribution of rolling $n$ dice and keeping $k$ highest

1 answer · posted 4y ago by tommi‭ · last activity 4y ago by Peter Cooper Jr.‭

Question probability dice

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Meta Is mathematical pedagogy in scope?

posted 1y ago by tommi‭

Answer

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Q&A Notation for one-sided hypothesis testing

1 answer · posted 2y ago by tommi‭ · last activity 1y ago by Glen_b‭

Question statistics notation hypothesis-testing

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Q&A How can I choose a point from a uniform distribution within a regular polygon?

posted 1y ago by tommi‭

Answer

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Q&A How to compare lotteries, when one has highest probability of winning the jackpot, but another the highest Expected Value?

posted 1y ago by tommi‭

Answer

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Q&A The derivatives of a function at a boundary point

2 answers · posted 10mo ago by tommi‭ · last activity 4mo ago by Michael Hardy‭

Question derivatives real-analysis

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Q&A Missing a solution: Are A and B always equal if A-B=0

posted 3y ago by tommi‭

Answer

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Meta Title with math looks very wrong

1 answer · posted 4y ago by tommi‭ · edited 4y ago by luap42‭

Question bug status-completed

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Q&A Why always rationalize a denominator?

posted 4y ago by tommi‭

Answer

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Q&A Notation for Euclidean Norm

posted 3y ago by tommi‭

Answer

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Q&A $\left(\forall \varepsilon >0: |a-b| < \varepsilon\right) \iff a=b$ vs. $\left(\forall \varepsilon > 0: a \le b + \varepsilon \right) \iff a \le b$

posted 1y ago by tommi‭

Answer

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Q&A how to mathematically express a relationship in which a vector can be any 3D unit vector

posted 1y ago by tommi‭ · edited 1y ago by tommi‭

Answer

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Q&A What's the common ratio for this geometric sequence?

posted 2y ago by tommi‭

Answer

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Q&A The effect of measurement accuracy and rounding on hypothesis testing

1 answer · posted 7mo ago by tommi‭ · last activity 4mo ago by Michael Hardy‭

Question statistics hypothesis-testing rounding

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Q&A 2 construals "of 100 patients presenting with a lump like the claimant’s in Gregg v Scott, 42 will be ‘cured’ if they are treated immediately."

posted 1y ago by tommi‭ · edited 1y ago by Peter Taylor‭

Answer

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Q&A The meaning of $\pm$

2 answers · posted 1y ago by tommi‭ · last activity 1y ago by Derek Elkins‭

Question notation

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Q&A Connection between caustics and conjugate points?

0 answers · posted 2y ago by tommi‭

Question differential-geometry

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Q&A How can you analogize mathematical induction to dominoes falling, if some domino can fail to topple?

posted 3y ago by tommi‭

Answer

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Q&A Besides guaranteeing 0 ≤ P(A ∩ B) ≤ 1, why can't Independence be defined as P(A ∩ B) = P(A) +,-, or ÷ P(B)?

posted 3y ago by tommi‭ · edited 3y ago by tommi‭

Answer

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Q&A Is there a way to encode a unique arrangement of vertices of a graph with a unique short word?

posted 2y ago by tommi‭

Answer

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Q&A What are the 2 arithmetic means of $x + y$ and $4x - 2y$?

posted 2y ago by tommi‭

Answer

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Q&A Is Mathematical Induction truly "induction", or misnamed?

posted 3y ago by tommi‭

Answer

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Q&A How to determine area of square using Calculus in Cartesian coodinate?

posted 3y ago by tommi‭

Answer

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Q&A How do mathematicians measure shape perimeters?

posted 3y ago by tommi‭

Answer

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