What methods do you recommend for computing eigenvalues of following quasi three diagonal matrix?

11 December 2014 7,997 3 View

No title

Any suggestion/resources are appreciated.

11 December 2014 5,961 7 View

How can I calculate the derivative of a matrix and the nth root of a matrix ?

Any suggestion/resources are appreciated.

11 December 2014 5,288 12 View

Why humans used numerical methods instead of exact solution to calculate the solution of partial differential equations?

Any suggestion/resources are appreciated.

11 December 2014 5,957 8 View

What is soliton and soliton solutions in partial differential equations?

10 November 2014 2,801 3 View

Hi I'd like to work on Boussinesq equation. Please help me if you have any information on the history and origin of Boussinesq equation ?

Thanks in advance.

10 November 2014 8,829 10 View

What is experience?

Any kind of resource/suggestion is appreciated!

10 November 2014 3,851 7 View

In your opinion, what's happening if in following linear programming problems we have A=A Transposed?

10 November 2014 5,599 4 View

How can I show uniqueness and existence of solutions for the boussinesq equations?

Thank you in advance.

09 October 2014 337 6 View

How can I numerically solve the boussinesq equations ?

I'd like to know if anyone has any books/links /article on "solving boussinesq equations using numerical methods". Particularly some stuff on "MOL( Method of Lines)". Thanks in advance.

09 October 2014 5,188 8 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View