multiple logical operators in if statement

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ttopal
ttopal am 17 Jan. 2017
Beantwortet: Star Strider am 17 Jan. 2017
Hi, I have a quick question. Is it possible to write multiple logical conditions in if statement like this;
if
(s < (3 * a + b) * 0.25) || (s > b) ||...
(mflag) && (abs(s-b) >= (abs(b-c) * 0.5)) ||...
(~mflag) && (abs(s-b) >= (c-d) * 0.5) ||...
(mflag) && (abs(b-c) < tol) ||...
(~mflag) && (abs(c-d) < tol)
% bisection method
s = (a+b)*0.5;
mflag = true;
else
mflag = false;
end

Akzeptierte Antwort

Star Strider
Star Strider am 17 Jan. 2017
It’s definitely possible to write it because you just demonstrated that by writing it.
You have a series of logical tests that appear to be constructed correctly, providing that all the arguments are scalars.
The question is if it makes sense logically and does what you want it to do. Only you can determine that.

Weitere Antworten (1)

Walter Roberson
Walter Roberson am 17 Jan. 2017
Certainly.
Note: && has higher priority than || so your sections THIS && THAT || SOMETHING && SOMETHINGELSE would be evaluated as (THIS && THAT) || (SOMETHING && SOMETHINGELSE)

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