37 lines
810 B
Plaintext
37 lines
810 B
Plaintext
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* Expression importe mal 4x^2
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In [9]: e = Expression("3x + 4x^2 - 1")
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In [10]: print(e)
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3 x + ( 4 x ) ^ 2 - 1
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-> faire un test unitaire dessus
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* Render ne met pas les parenthèses là où il faut.
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In [31]: r
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Out[31]: < Polynom [-4, -15, -14]>
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In [35]: print(r)
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-14 * x ^ 2 + -15 x + ( -4 )
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In [36]: r.get_postfix()
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Out[36]: [-14, 'x', 2, '^', '*', -15, 'x', '*', '+', -4, '+']
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In [37]: txt(r.get_postfix())
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Out[37]: '-14 * x ^ 2 + -15 x + ( -4 )'
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-> faire un test unitaire dessus
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* Fraction ne simplifie pas correctement
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In [5]: for i in P.alpha.simplify():
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print(i)
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...:
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\frac{ - 2 }{ 2 \times 3 }
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\frac{ -2 }{ 6 }
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\frac{ ( -1 ) \times 2 }{ 3 \times 2 }
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\frac{ -1 }{ 3 }
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\frac{ -2 }{ 6 }
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