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solve('arccos£¨1-x^2/2738£©/(2*pi£©*3.1415926*37^2-£¨£¨74+x£©/2*(74-x)/2*x^2/4£©^(1/2)=430.1','x') ·¢×ÔСľ³æAndroid¿Í»§¶Ë |
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- ×¢²á: 2018-08-03
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5Â¥2018-09-03 09:18:46
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solve('arccos£¨1-x^2/2738£©/(2*pi£©*3.1415926*37^2-£¨£¨74+x£©/2*(74-x)/2*x^2/4£©^(1/2)=430.1','x') ¾¯¸æ: Support of strings that are not valid variable names or define a number will be removed in a future release. To create symbolic expressions, first create symbolic variables and then use operations on them.? > In sym>convertExpression (line 1536) ??In sym>convertChar (line 1441) ??In sym>tomupad (line 1198) ??In sym (line 177) ??In solve>getEqns (line 405) ??In solve (line 225)? ´íÎóʹÓà symengine Character '£¨' is invalid. ³ö´í sym>convertExpression (line 1543) s = mupadmex({x}); ³ö´í sym>convertChar (line 1441) ? ? s = convertExpression(x); ³ö´í sym>tomupad (line 1198) ? ?? ???S = convertChar(x); ³ö´í sym (line 177) ? ?? ?? ?? ?? ? S.s = tomupad(x); ³ö´í solve>getEqns (line 405) ? ?? ???a = sym(a); ³ö´í solve (line 225) [eqns,vars,options] = getEqns(varargin{:}); ·¢×ÔСľ³æAndroid¿Í»§¶Ë |
2Â¥2018-09-02 21:48:39
shaodongyuan
½ð³æ (ÕýʽдÊÖ)
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¡ï
jjdg: ½ð±Ò+1, ¸Ðл²ÎÓë 2018-09-03 22:11:03
jjdg: ½ð±Ò+1, ¸Ðл²ÎÓë 2018-09-03 22:11:03
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help solve help arccos Èý½Ç·´º¯ÊýдµÃ¶ÔÂð¡£ ³ËºÅÇ°ÃæÓе㣬б¸ÜÇ°ÃæÒ²Óе㡣 ·¢×ÔСľ³æAndroid¿Í»§¶Ë |
3Â¥2018-09-02 22:39:25
shaodongyuan
½ð³æ (ÕýʽдÊÖ)
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- ½ð±Ò: 2455.4
- É¢½ð: 75
- ºì»¨: 3
- Ìû×Ó: 468
- ÔÚÏß: 97.4Сʱ
- ³æºÅ: 2669946
- ×¢²á: 2013-09-21
- רҵ: É«Æ×·ÖÎö
4Â¥2018-09-02 22:40:17













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