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Re: Problem in plotting a specific function graph

From: Stefanos Beligiannis
Subject: Re: Problem in plotting a specific function graph
Date: Wed, 2 Jan 2019 15:20:52 +0000 (UTC)

Well done! It works perfectly!

Thank you Tony

Happy new year and kind regards

Stefanos Beligiannis
Rural & Survey Engineer MSc/Construction Project Manager MSc

+30 231 550 4700 | +30 697 299 3938, +30 694 805 9589, +44 780 117 3921 | address@hidden | Skype: stefanos.beligiannis

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On Wednesday, January 2, 2019, 5:15:29 PM GMT+2, Richardson, Anthony <address@hidden> wrote:

> Subject: Problem in plotting a specific function graph
> I am new user of Octave. I wanted to plot a function and I wrote this code: 
> pi=3.14159;
> t=0:0.1:10;
> y=8*sinc(8*t)-4*sinc(2*t)*cos(6*pi*t);
> plot(t,y);
> print(hf,"f:\yef.png");
> but does not work.
> Can anybody advice? 
> Best Regards
> Stefanos Beligiannis

Change the "y=...." line to:


Note the use of ".*" instead of "*" for the second multiplication.  "*" is for matrix multiplication while ".*" is used for element-by-element multiplication of the two operands.
The print statement should just be "print("f:\yef.png")" to print the current figure.

Tony Richardson

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