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Mathematics
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A.Lugini's user avatar
A.Lugini's user avatar
A.Lugini
  • Member for 1 year, 8 months
  • Last seen this week
  • Reggio Emilia, RE, Italia
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4
Proof that $(x+y)^n = x^n + y^n$ iff. $x = 0 \lor y = 0 \lor x = -y$ for $n$ odd and $\geq 3$
Jan 28, 2023
2
Find for what values of a and b in R the limit exists (No De L'Hopital)
Nov 14, 2022
1
If matrix $A,B$ have null determinant, then there exists a matrix $X$ such that $AX = XB = 0$
Jun 25, 2023
1
Correctness of proof of uniqueness of Fitting decomposition
Aug 2, 2023
1
A curve interpolating a converging sequence of points
Oct 7, 2023
0
Proof of the uniqueness of the limit of a function
Mar 5, 2023
0
Expected value of the ratio of two Poisson variables
Jun 9, 2023
0
Properties of disjoint n-intervals whose finite union is n-interval
Mar 14