controlling array data when calculating

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harley
harley 2013-9-8
im try to avoiding having a w = 0. how do i code this?
a = 10;
w = -a:(a/1000):a
F = 2*sin(a*w)./w;

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采纳的回答

Image Analyst
Image Analyst 2013-9-8
Another way is to just delete the element where w=0:
w(w==0) = [];

更多回答（2 个）

Azzi Abdelmalek
Azzi Abdelmalek 2013-9-8
编辑：Azzi Abdelmalek 2013-9-8
a = 10;
w = -a:a/1000:a;
F = 2*sin(a*w)./w;
tol=0.01
idx=find(abs(F)<tol)
[w(idx)' F(idx)']
Roger Stafford
Roger Stafford 2013-9-8
w = -a:(a/1000.5):a;

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