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# Shimon Katzman

17 total contributions since 2019

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Question

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...

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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...

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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 = [...

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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...

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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...

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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...

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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...

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Error - Undefined function or variable

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...

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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...

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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; %...

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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...

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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...

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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. ...

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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 ...

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Question

Error in an integration of a function
Hi Can anyone tell me what is wrong here please?