提问

ode23, 45, 15s, 15i for conservative ODEs
Which of ode23, 45, 15s, 15i are dissipative or anti-dissipative for conservative ODEs?

7 months 前 | 1 个回答 | 0

提问

pde1dm compared to pdepe
pde1dm is an extended version of pdepe and it can solve equations pdepe can't solve. I wonder about the differences between thes...

7 months 前 | 2 个回答 | 0

提问

Spatial discretization in pdepe compared to others
The spatial discretization in pdepe seems to be a unique one. Could someone please explain it briefly so that it is understandab...

7 months 前 | 0 个回答 | 0

提问

whether meshes affect computational step lengths in pdepe
In pdepe the user specifies an xmesh and tmesh. Do these meshes affect what meshes and computational step lengths adopted by the...

7 months 前 | 1 个回答 | 0

提问

why 'parabolic' and 'hyperbolic' not recommended for solving PDEs
why are 'parabolic' and 'hyperbolic' not recommended for solving PDEs and instead 'solvepde' is recommended? Aren't they all bas...

7 months 前 | 1 个回答 | 0

提问

how to sort dlarrays
How to sort dlarrays like in sort(a) , where a is a numeric array? Is there a way of sorting next(mbq) by specifying some opt...

1 year 前 | 1 个回答 | 0

提问

'addpoints' animation with a control slider
Somehow making an animation with 'addpoints' enables a control slider for the user to slide back and forth to view the animation...

1 year 前 | 1 个回答 | 0

提问

input argument order in deep learning functions
For those that have many input arguments, does the order of the input arguments affect the result of the function. For example, ...

1 year 前 | 1 个回答 | 0

提问

'trainingOptions' without 'trainNetwork' in deep learning
options = trainingOptions("sgdm", Plots="training-progress") sets training options. This setting works when training is implem...

1 year 前 | 1 个回答 | 0

提问

output extra variables through ode23 when there are multiple unknowns
By writing a function below, one can output extra variable v (other than unknown u): function [ut,v]=myode(t,u) ut=u;v=u+1; ...

4 years 前 | 2 个回答 | 0

提问

shortest path algorithm based on a recursive function
The following code is correct 90% of the time. Anybody can find the bug? function dis=wrong(node1,nodes,node2) % distance node...

4 years 前 | 1 个回答 | 0

提问

matlab gets different answers for the same code
for loop=1:10 i12=randperm(n,2); i1=i12(1); i2=i12(2); % i1=2;i2=6; Floyd(i1,i2) Dijkstra(i1,i2) ...

4 years 前 | 1 个回答 | 0