matlab符号表达式求值的疑问M=4.2; d=0.06; Ro=2440; Fc=48000000; Fai=3; V0=840; S =9.4703; a=0.03;N = 0.1065;t1= 1.4462e-004;V1=809;syms t2V=((S*Fc)/(N*Ro))^0.5*tan(atan(sqrt(N*Ro/(S*Fc))*V1)-pi*a^2/M*(S*Fc*N*Ro)^0.5*(t2-t1))为什么在matla
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![matlab符号表达式求值的疑问M=4.2; d=0.06; Ro=2440; Fc=48000000; Fai=3; V0=840; S =9.4703; a=0.03;N = 0.1065;t1= 1.4462e-004;V1=809;syms t2V=((S*Fc)/(N*Ro))^0.5*tan(atan(sqrt(N*Ro/(S*Fc))*V1)-pi*a^2/M*(S*Fc*N*Ro)^0.5*(t2-t1))为什么在matla](/uploads/image/z/554639-23-9.jpg?t=matlab%E7%AC%A6%E5%8F%B7%E8%A1%A8%E8%BE%BE%E5%BC%8F%E6%B1%82%E5%80%BC%E7%9A%84%E7%96%91%E9%97%AEM%3D4.2%3B+d%3D0.06%3B+Ro%3D2440%3B+Fc%3D48000000%3B+Fai%3D3%3B+V0%3D840%3B+S+%3D9.4703%3B+a%3D0.03%3BN+%3D+0.1065%3Bt1%3D+1.4462e-004%3BV1%3D809%3Bsyms+t2V%3D%28%28S%2AFc%29%2F%28N%2ARo%29%29%5E0.5%2Atan%28atan%28sqrt%28N%2ARo%2F%28S%2AFc%29%29%2AV1%29-pi%2Aa%5E2%2FM%2A%28S%2AFc%2AN%2ARo%29%5E0.5%2A%28t2-t1%29%29%E4%B8%BA%E4%BB%80%E4%B9%88%E5%9C%A8matla)
matlab符号表达式求值的疑问M=4.2; d=0.06; Ro=2440; Fc=48000000; Fai=3; V0=840; S =9.4703; a=0.03;N = 0.1065;t1= 1.4462e-004;V1=809;syms t2V=((S*Fc)/(N*Ro))^0.5*tan(atan(sqrt(N*Ro/(S*Fc))*V1)-pi*a^2/M*(S*Fc*N*Ro)^0.5*(t2-t1))为什么在matla
matlab符号表达式求值的疑问
M=4.2; d=0.06; Ro=2440; Fc=48000000; Fai=3; V0=840; S =9.4703; a=0.03;N = 0.1065;t1= 1.4462e-004;V1=809;
syms t2
V=((S*Fc)/(N*Ro))^0.5*tan(atan(sqrt(N*Ro/(S*Fc))*V1)-pi*a^2/M*(S*Fc*N*Ro)^0.5*(t2-t1))
为什么在matlab里计算后
V =
-(727114157722493*tan((8140762800113535*t2)/35184372088832 - 756019351373278113849447028132409/1298074214633706907132624082305024))/549755813888 V的表达式为什么那么复杂啊
matlab符号表达式求值的疑问M=4.2; d=0.06; Ro=2440; Fc=48000000; Fai=3; V0=840; S =9.4703; a=0.03;N = 0.1065;t1= 1.4462e-004;V1=809;syms t2V=((S*Fc)/(N*Ro))^0.5*tan(atan(sqrt(N*Ro/(S*Fc))*V1)-pi*a^2/M*(S*Fc*N*Ro)^0.5*(t2-t1))为什么在matla
你再eval(V)即可