I can not solve a simple equation solve(sin(x)==1,x)

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Lingzi Wang
Lingzi Wang 2016-11-6
评论： Lingzi Wang 2016-11-7
syms x
solve(sin(x)==1,x)
ans =
Empty sym: 0-by-1
why?

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回答（2 个）

Steven Lord
Steven Lord 2016-11-6
Make sure you haven't created your own sin.m file.
which -all sin
Robert
Robert 2016-11-6
I am on 2016b i also received pi/2

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