Function returning one value

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salar rohani nejad
salar rohani nejad 2020-12-5
编辑： Ameer Hamza 2020-12-5
clear
clc
close all
x = linspace(-8, 8, 19);
y = (x.*((x.^2)-1)/((x.^2)+1).^2);
figure
plot(x, y)

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回答（1 个）

Ameer Hamza
Ameer Hamza 2020-12-5
编辑：Ameer Hamza 2020-12-5
You need to use element-wise division
y = (x.*((x.^2)-1)./((x.^2)+1).^2);
%^ put a dot here
Read about element-wise operators here: https://www.mathworks.com/help/matlab/matlab_prog/array-vs-matrix-operations.html

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