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University of Florence


2d
revised Determinant value of $2 \times 2$ matrices
added 78 characters in body
2d
revised Determinant value of $2 \times 2$ matrices
added 78 characters in body
2d
revised Determinant value of $2 \times 2$ matrices
added 10 characters in body
2d
revised Dividing by 2 numbers at once, what is the answer?
added 4 characters in body
2d
revised Dividing by 2 numbers at once, what is the answer?
added 246 characters in body
2d
revised Dividing by 2 numbers at once, what is the answer?
added 246 characters in body
2d
revised Dividing by 2 numbers at once, what is the answer?
added 246 characters in body
2d
revised Find absolute maximum and minimum with domain
revert and correct previous fix
Oct
20
revised Can a convex polygon inside a square with edge length 1 have a perimeter > 4?
added 11 characters in body
Oct
11
revised In high school statistics, why does it seem like equations come out of the sky
added 9 characters in body
Sep
29
revised Choosing two random numbers in $(0,1)$ what is the probability that sum of them is more than $1$?
[Edit removed during grace period]
Sep
21
revised How to find $F(x) = \int_x^{x^2} (2+\sqrt t )\, dt$ ?
deleted 36 characters in body
Sep
15
revised Constructing a circle from a square
added 310 characters in body
Aug
27
revised Verify my proof: If $X$ is infinite, then there exists $f: \mathbb{N} \rightarrow X$ such that $f$ is injective.
deleted 3 characters in body
Aug
26
revised Can I conjugate a complex number: $\sqrt{a+ib}$?
added 50 characters in body
Aug
26
revised Can I conjugate a complex number: $\sqrt{a+ib}$?
deleted 134 characters in body; edited title
Aug
26
revised Min and max of a product.
added 722 characters in body
Aug
26
revised Min and max of a product.
added 722 characters in body
Aug
21
revised Summation of cosines
added 3 characters in body
Aug
18
revised Method for computing limit of a sin function as x tends to zero
sign