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我有一個函數可以查找函數的關鍵點。爲什麼我會在Matlab中調用'未指定輸出參數'錯誤
function [ cr ] = CritPt(f, var1, var2)
f = sym(f);
fx = diff(f,var1);
fy = diff(f,var2);
[xcr,ycr] = solve(fx,fy);
crpt = [xcr,ycr]
我應該使用在命令窗口函數CritPt定義一個變量被稱爲CP含有F(X,Y)= X^2 * Y +(1-γ)的臨界點^ 2
當我嘗試這樣我得到:
>> cp=CritPt('x^2*y+(1-y)^2','x','y')
crpt =
[ 0, 1]
[ 2^(1/2), 0]
[ -2^(1/2), 0]
Error in CritPt (line 2)
f = sym(f);
Output argument "cr" (and maybe others) not assigned
during call to
"C:\Users\GTAV\Documents\MATLAB\CritPt.m>CritPt".
我試圖像SYMS CP許多替代= [CP] =等等等等,但有明確的東西我不理解。任何幫助將不勝感激
非常感謝您的訣竅:) – zebrofski