Question

please explain the solution

Hi everybody, Can't figure the solution of this code (should get 3 answres in form: w=number*k) syms k; syms w1; m=240;I=100...

environ 2 mois ago | 1 answer | 0

Question

plotting a simple Graph

Hi everyone, Trying to plot a graph unsucssesfully :(( alpha=2.2; Mx0=34.8262; My0=15.7563; Mx=linspace(0,50,0.0001); In...

2 mois ago | 2 answers | 0

Question

Undefined operator '/' for input arguments of type 'function_handle'

Hi everyone. Cant find the problem in the function :((( b=400; %mm d=500; %mm Asv = [3000 5000 3000 5000]; %mm^2 fckv = [...

3 mois ago | 1 answer | 0

Question

Finding a value and marking it in a graph

Hi everyone, I am trying to find the value of M when epss=epssh=0.009 for every graph (there are 4 of them) and to mark it on t...

3 mois ago | 1 answer | 0

Question

Marking a specific point in a graph made out of a loop

Hi everyone. Trying to mark 2 points at the 4 curves in the graph: 1) Marking the peak in each graph (the Mmax point) 2) Mark...

3 mois ago | 2 answers | 0

Question

Solving an Equation and then plotting a graph

Hi everyone, Trying to solve an equation and plot a graph but its going wrong and I am not good enought at MATLAB to fix it. T...

3 mois ago | 1 answer | 0

Question

Error :Nonscalar arrays of function handles are not allowed; use cell arrays instead.

Hi everyone, trying to plot the graph like in the picture but got Error using this code: Es=200000; %Mpa Esh=8500; %Mpa f...

3 mois ago | 1 answer | 0

Question

Error - Undefined function or variable

Hello everybody. I am trying to make an if loop but the problem is that "epsc" is undefined veriable. Is there a better way to...

3 mois ago | 3 answers | 0

Question

Error - Vectors must be the same length

Hi everyone, This is very wierd. I entered this code to plot a (epscmv, cdivd) graph and there are two problems: 1) sometime...

3 mois ago | 1 answer | 0

Question

Stopping a loop on the peak

Hi I want to stop the loop when i get to the peak of the M b=300; %mm d=400; %mm fc=40; %Mpa Ecm=22*(fc/10)^0.3*10^3; %...

3 mois ago | 1 answer | 0

Question

Stopping a loop at the maximum value of y and finding the x from the maximum y

Hi everyone, How can i stop the loop when i get the maximum M(i) and how do i know what is the value of the x (phi) for the ma...

3 mois ago | 1 answer | 0

Question

ERROR : "Input arguments must be convertible to floating-point numbers"

Hi everyone, im getting this error: Error using sym/min (line 98) Input arguments must be convertible to floating-point number...

3 mois ago | 2 answers | 0

Question

How do i find x in an equation using the solve command?

Hi everyone, I use MATLAB R2015a. Can't solve a x in the matlab even for the simpliest equation like x-2=0. tryed everything. ...

3 mois ago | 2 answers | 0

Question

Error in solving an equation

Hi everyone, i would like to solve an equallity of two equations that the varaible is "c". equation 1 - compression equation ...

3 mois ago | 1 answer | 0

Question

Error in an integration of a function

Hi Can anyone tell me what is wrong here please?

3 mois ago | 1 answer | 0

Question

integration of a function

Hello How do i integrate this type of functions?

3 mois ago | 1 answer | 0