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Mathematics
Vincenzo Tibullo's user avatar
Vincenzo Tibullo's user avatar
Vincenzo Tibullo's user avatar
Vincenzo Tibullo
  • Member for 13 years, 5 months
  • Last seen this week
  • Università di Salerno
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40
Dimensions of symmetric and skew-symmetric matrices
Aug 23, 2012
28
Why is $y=1/x$ a continuous function but not $y=(1/x)^2$?
Jun 8, 2017
15
Eigenvalues in terms of trace and determinant for matrices larger than 2 X 2
May 23, 2014
14
Derivative of $x^x$ at $x=1$ from first principles
Aug 1, 2012
11
Consecutive Prime Gap Sum (Amateur)
Aug 14, 2014
11
Algebraic Manipulation with Cube Roots
Sep 6, 2020
10
Looking for simple function: Passes through 0, sqrt like but never reaches 100
Oct 4, 2012
9
How to find $\lim\limits_{x\to0}\frac{e^x-1-x}{x^2}$ without using l'Hopital's rule nor any series expansion?
Aug 18, 2012
9
What does distance of a point from line being negative signify?
Jul 24, 2020
8
Calculating $\frac{1.01^5}{1.01^5-1}$ without calculator with good accuracy?
Dec 24, 2022
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How can I copy the contents of a folder to another folder in a different directory using terminal?
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How to convert PDF to image?
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How to use "grep" command to find text including subdirectories
450
How to get the pid of the last executed command in shell script?
350
How to remove duplicate lines inside a text file?