4,355 reputation
319
bio website math.arizona.edu/~nhenscheid
location Tucson, AZ
age 26
visits member for 6 months
seen 20 mins ago
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Studying for an applied math PhD at the University of Arizona. BS & MS from Western Washington University. When I'm not doing math, I'm climbing rocks.


22m
revised What is the inverse z transform of 1/(z-1)^2?
edited tags
22m
answered What is the inverse z transform of 1/(z-1)^2?
May
12
comment Finding Blowup of an ODE with maple
@Amzoti typically, when a solution goes to $\infty$ in finite time.
May
10
comment What are the important theorems in the theory of dynamical systems?
Here's a good one.
May
8
answered Does Real Eigenvalues mean it is an hermitian Matrix
May
6
awarded  Caucus
May
5
comment Lebesgue measurablity of Hardy Littlewood maximal function
Where are you stuck?
May
4
comment Spectrum of the unbounded operator $i\partial_x$
I'm a still a little confused - am I correct in thinking that $L^*$ does not have a point spectrum because $L^*v=\lambda v$ has no solutions with $v(0)=0$? So the spectrum of $L^*$ is continuous...?
May
4
answered Computing an explicit solution to an integral equation via the Neumann Series.
May
4
asked Spectrum of the unbounded operator $i\partial_x$
May
1
answered Inner product convention for $\ell^p$?
May
1
comment supremum of a periodic function
@StefanSmith Fair enough. Answering questions when low on sleep is a very bad idea!
May
1
revised supremum of a periodic function
added 12 characters in body
Apr
30
revised Proof of adjoint(ab) = adjoint(b)adjoint(a)
added 838 characters in body
Apr
30
revised supremum of a periodic function
added 189 characters in body
Apr
30
comment supremum of a periodic function
Hmmmm yes, good point. Mysteriously upvoted incorrect answer! (Can I downvote myself? ;) )
Apr
30
answered supremum of a periodic function
Apr
30
answered Proof of adjoint(ab) = adjoint(b)adjoint(a)
Apr
29
awarded  Nice Answer
Apr
29
revised Solving more complex diferential equations
edited tags