salmanabdullah9's articles:

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How to generate EPS (Postscript) image in MATLAB? 1 20 (8/16/2012 3:14:09 PM) comp.soft-sys.matlab Dear friends, i need to generate EPS files in matlab to copy them to PPT. can any one please guide me how to generate EPS images? Thanks, By the way i tried '-deps' but it didnt help[, or may be i didn... salman

std::exception. Message catalog was not loaded. (error please help) #2 2 39 (6/17/2012 6:33:09 AM) comp.soft-sys.matlab Dear friends, when i copy a code fom one scipt file to another, save it there with a different name and run it, i get this strange error, "Std:expetion, message catalog was not loaded. check file format or c... salman

using ode solver in loop for different integration steps for transient coefficients 0 18 (6/13/2012 10:43:07 AM) comp.soft-sys.matlab Dear friends, i have a set of four equations coupled, i am using the ode solver to solve all of them for two variables, t and del, i.e. i am solving all the four equations for every value of del, as follows;... salman

please help me wiuth the eigen value solution of the linear differential equations 2 34 (6/12/2012 1:23:07 AM) comp.soft-sys.matlab Dear friends, i have a system of 2 coupled equations; y`(t)=k(t)*y+del*g; g`(t)=k(t)*g+del*y; here k(t) is a time dependent quantity. and del is also an array. but i want to solve this system using [vec... salman

Is there any other method than ode solvers to solve coupled differential equations? 4 42 (6/9/2012 4:11:22 AM) comp.soft-sys.matlab Dear friends, i have some problem with the ode solvers based on the euler method (ode45, etc). is there any other method to solve coupled odes? thanks alot ... salman

solving a system of coupeld differential equations using matrixd method 2 27 (6/7/2012 3:01:09 AM) comp.soft-sys.matlab Dear friends, please have a look at these equations; dydt(1)=-(i/2)*k_c.*(y(3)-y(4))+gamma*y(2); dydt(2)=(i/2)*k_c.*(y(3)-y(4))-gamma*y(2); dydt(3)=-(i/2)*k_c.*(y(1)-y(2))-gamma12*y(3)-i*del*y(3); dy... salman

removing discontinuity from solution of an ODE 0 40 (6/6/2012 1:41:07 PM) comp.soft-sys.matlab Dear friends, i need your help. i am using ode45 to solve a set of coupled equations for frequency- time domain by calling the ode45 for every point along the frequency and solving for all values fo time. th... salman

please help me. a small error in ODE routine 6 35 (5/20/2012 8:01:18 AM) comp.soft-sys.matlab FRIENDS, here is a portion of my code. in the * line (3rd last line) there is an error in interp1 call. as i think, i have inserted every thing correctly but it gives error. i can not understand it. please help... salman

please help me. (using two ode solvers in one routine) 1 26 (5/19/2012 3:17:38 AM) comp.soft-sys.matlab Dear Friends, i need your help in a following problem. my final target is to get a profile of a quantity YY(x,t) whic is connected with 2 ode solvers in a specific way. please have a look at this short code, t... salman

please help me with this code #2 5 24 (5/16/2012 9:32:06 AM) comp.soft-sys.matlab dea fiends, below is a short code. if some one please plot ti and kindly tell me, how to bring down the red graph to zero. its decaying to .6 only, how can i make it decay to zero? thanks alot function echoc... salman

salmanabdullah9's replies:

Items(53) /6 Next >> Last >|

Is there any other method than ode solvers to solve coupled differential equations? 4 42 (6/9/2012 4:11:22 AM) comp.soft-sys.matlab Dear friends, i have some problem with the ode solvers based on the euler method (ode45, etc). is there any other method to solve coupled odes? thanks alot ... salmanabdullah9 (206)

please help me wiuth the eigen value solution of the linear differential equations 2 34 (6/12/2012 1:23:07 AM) comp.soft-sys.matlab Dear friends, i have a system of 2 coupled equations; y`(t)=k(t)*y+del*g; g`(t)=k(t)*g+del*y; here k(t) is a time dependent quantity. and del is also an array. but i want to solve this system using [vec... salmanabdullah9 (206)

std::exception. Message catalog was not loaded. (error please help) #2 2 39 (6/17/2012 6:33:09 AM) comp.soft-sys.matlab Dear friends, when i copy a code fom one scipt file to another, save it there with a different name and run it, i get this strange error, "Std:expetion, message catalog was not loaded. check file format or c... salmanabdullah9 (206)

Increasing spacing between axis labels and axis values in a plot 1 91 (10/18/2011 3:49:27 PM) comp.soft-sys.matlab Hi Everyone, I find that the default spacing between the axis label and the axis values in a plot is too narrow for aesthetic reasons. I would like to increase the space, but how can I do this? Regards, Ulri... uwn (91)

out of memory #39 3 40 (10/27/2011 12:23:54 PM) comp.soft-sys.matlab Hi, >> close all; >> z=zeros(601,601,7) ??? Out of memory. Type HELP MEMORY for your options. >> 601*601*7*8 ans = 20227256 why? Mike ... sulfateion (350)

how to convert .mat file to text file 5 59 (5/10/2012 5:50:19 AM) comp.soft-sys.matlab dear friends, i have a pulse sequence stored as 'waveform' in matlab. how can i cobnvert this into text file? so that i can upload this into AFG. thanks. waiting for help, ... salmanabdullah9 (206)

please help me with this code #2 5 24 (5/16/2012 9:32:06 AM) comp.soft-sys.matlab dea fiends, below is a short code. if some one please plot ti and kindly tell me, how to bring down the red graph to zero. its decaying to .6 only, how can i make it decay to zero? thanks alot function echoc... salmanabdullah9 (206)

please help me. (using two ode solvers in one routine) 1 26 (5/19/2012 3:17:38 AM) comp.soft-sys.matlab Dear Friends, i need your help in a following problem. my final target is to get a profile of a quantity YY(x,t) whic is connected with 2 ode solvers in a specific way. please have a look at this short code, t... salmanabdullah9 (206)

please help me. a small error in ODE routine 6 35 (5/20/2012 8:01:18 AM) comp.soft-sys.matlab FRIENDS, here is a portion of my code. in the * line (3rd last line) there is an error in interp1 call. as i think, i have inserted every thing correctly but it gives error. i can not understand it. please help... salmanabdullah9 (206)

solving a system of coupeld differential equations using matrixd method 2 27 (6/7/2012 3:01:09 AM) comp.soft-sys.matlab Dear friends, please have a look at these equations; dydt(1)=-(i/2)*k_c.*(y(3)-y(4))+gamma*y(2); dydt(2)=(i/2)*k_c.*(y(3)-y(4))-gamma*y(2); dydt(3)=-(i/2)*k_c.*(y(1)-y(2))-gamma12*y(3)-i*del*y(3); dy... salmanabdullah9 (206)

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How do I solve ode with variable coefficients? 2 343 (2/22/2005 11:13:28 AM) comp.soft-sys.matlab I have an equation like that: y"(t)*c2+y(t)*c1+c0 = 0 in which c2, c1 and c0 are also time dependent. I've already got the time values of these coefficients, so I've only to tell to the ode solver to changhe ... bananalimone (2)