Johannes Kloos

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4,206 reputation

624

bio	website	mpi-sws.org
	location	Kaiserslautern, Germany
	age	31
visits	member for	1 year, 2 months
	seen	1 hour ago
stats	profile views	286

PhD student at MPI-SWS.

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122 Answers

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26	What is $dx$ in integration?
14	How do I prove that if $\det(A) < 0$, then $A\in\mathbb R^{2\times 2}$ is a diagonalizable matrix?
13	Sign function using only basic arithmetic: $+, -, /, \times$
10	How is the Fourier transform “linear”?
9	When is matrix multiplication commutative?

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4,206 Reputation

+30	Solve a cubic polynomial given that one root is four times a second root?
+10	Is it possible to divide n in d parts where each part can have a specific range of values?
+45	Infinite irrational number sequences?
+10	Computational Complexity of Algorithms

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1 Question

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3	Efficiently solving a special integer linear programming with simple structure and known feasible solution

96 Tags

56 calculus × 10	30 abstract-algebra × 11
42 linear-algebra × 13	28 logic × 8
42 algebra-precalculus × 12	28 matrices × 6
35 homework × 13	14 commutative-algebra × 7
31 polynomials × 11	13 analysis × 4

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$Mathematics Stack Exchange$	Mathematics	4,206 rep	624
	Stack Overflow	101 rep	1
	Theoretical Computer Science	101 rep	2
	German Language & Usage	101 rep	1
	Area 51	101 rep	2

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