if expression it is not triggered

2021 3 18
1 个回答
更新时间：2021 3 18
3 次查看（30 天）

0 个投票

Hallo,
the expression in the if condition is not triggered, although both terms shoud be 0.8. Am i doing something wrong with the format?
many thanks for your help
width_i=18;
deltazs1=0.7;
deltazs2=0.1;
if (deltazs1+deltazs2)==(20-width_i)/2-0.2
test=1
else
test=0
end
test =
0

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回答（1 个）

Fangjun Jiang
Fangjun Jiang 2021-3-18

1 个投票

Give some tolerance. They are not exactly the same in the world of floating-point data.
>> 1-1/3==2/3
ans =
logical
0

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