Mathematics
Danielvanheuven's user avatar
Danielvanheuven's user avatar
Danielvanheuven's user avatar
Danielvanheuven
  • Member for 5 years, 2 months
  • Last seen more than 3 years ago
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All Questions Answers
Score Newest
question
3
$|z_{1} + z_{2}| = |z_{1} - z_{2}| \implies z_{1}/z_{2}$ is Imaginary
Sep 22, 2018
question
3
complex polynomials problem with a weird inequality
Dec 3, 2019
question
2
second order differential equation $xy^n + 2\frac{dy}{dx} = 12x^2$
Oct 21, 2018
question
2
Proving a limit exists using the definition of convergence
Dec 6, 2019
question
2
The definition of a subsequence
Dec 11, 2019
question
1
Matrices: $(X^{−1} + Y^{−1})^{−1} $
Nov 24, 2018
question
1
Matrix equation: $A−A(A + B)^{−1}A = B−B(A + B)^{−1}B$
Nov 25, 2018
question
1
Show that $(\mathbb{R},\mathbb{R},\odot,\oplus)$ is a vector space if $\odot$ and $\oplus$ are defined by:
Dec 9, 2018
question
1
Let $A,B,C,D \in \mathbb{R}^{n×n}$. Show that if $A, C, B−AC^{−1}D,$ and $D−CA^{−1}B$ are nonsingular then that the following matrix has the matrix:
Dec 12, 2018
question
1
complex proof with weird domain term
Nov 23, 2019

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