48,041 reputation
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bio website uoregon.edu/~noeckel
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visits member for 2 years, 10 months
seen 3 hours ago

Nov
25
revised Composition of Multivariable function
formatting
Nov
21
revised Animation of double pendulum
Added trace
Nov
20
revised Find eigen energies of time-independent Schrödinger equation
Make compatible with version 8
Oct
30
revised How do I display the parameter value in animate, similar to how it's done in manipulate?
Formatting, missing var.
Oct
29
revised Phase portrait on a cylinder
Transparency added
Oct
29
revised Phase portrait on a cylinder
Transparency added
Oct
23
revised Pull out scalars from NonCommutativeMultiply in commutator of SU2 spin algebra
physics tag added
Oct
23
revised Pull out scalars from NonCommutativeMultiply in commutator of SU2 spin algebra
Added reverse steps from matrices back to symbols
Oct
22
revised Pull out scalars from NonCommutativeMultiply in commutator of SU2 spin algebra
Different definition with the same properties used. Gives different result.
Oct
22
revised Pull out scalars from NonCommutativeMultiply in commutator of SU2 spin algebra
Motivation
Oct
22
revised Pull out scalars from NonCommutativeMultiply in commutator of SU2 spin algebra
copied wrong defininitions
Oct
22
revised Pull out scalars from NonCommutativeMultiply in commutator of SU2 spin algebra
Error copying equation
Oct
21
revised Why doesn't FullSimplify simplify expressions with DiracDelta?
small clarification
Oct
21
revised Why doesn't FullSimplify simplify expressions with DiracDelta?
Added more explanation
Oct
21
revised Why doesn't FullSimplify simplify expressions with DiracDelta?
Added more examples and a caveat
Oct
21
revised Why doesn't FullSimplify simplify expressions with DiracDelta?
Added more examples
Oct
12
revised Boundary condition for stochastic differential equation
Ambiguous acronym in title expanded
Oct
6
revised Explanation for coloring of variables by code editor?
added 286 characters in body
Oct
5
revised Using an Image as the Fill/Texture (not background) of a Plot (not polygon)
Second answer due to misunderstanding
Oct
4
revised How to add texture to solid Graphics3D object such as cylinder?
Sign of bottom vertex normals had to be changed to avoid bottom being too dark.