matlab代码哪里有错啊?> [a,b,] = solve('(1+b(5/18-a)^(-2))^(-1)=0.9','(1/1+b(0-a)^(-2))=0)^(-1)','a','b')Error using solve>processString (line 354)' (1/1+b(0-a)^(-2))=0)^(-1) ' is not a valid expression or equation.Error in solve>getEqns (line
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matlab代码哪里有错啊?> [a,b,] = solve('(1+b(5/18-a)^(-2))^(-1)=0.9','(1/1+b(0-a)^(-2))=0)^(-1)','a','b')Error using solve>processString (line 354)' (1/1+b(0-a)^(-2))=0)^(-1) ' is not a valid expression or equation.Error in solve>getEqns (line
matlab代码哪里有错啊?
> [a,b,] = solve('(1+b(5/18-a)^(-2))^(-1)=0.9','(1/1+b(0-a)^(-2))=0)^(-1)','a','b')
Error using solve>processString (line 354)
' (1/1+b(0-a)^(-2))=0)^(-1) ' is not a valid expression or equation.
Error in solve>getEqns (line 284)
eqns = processString(eqns, v, vc);
Error in solve (line 160)
[eqns,vars,options] = getEqns(varargin{:});
matlab代码哪里有错啊?> [a,b,] = solve('(1+b(5/18-a)^(-2))^(-1)=0.9','(1/1+b(0-a)^(-2))=0)^(-1)','a','b')Error using solve>processString (line 354)' (1/1+b(0-a)^(-2))=0)^(-1) ' is not a valid expression or equation.Error in solve>getEqns (line
应该是b(5/18-a)中少乘号*