Refact: Remove useless files

This commit is contained in:
Bertrand Benjamin 2019-06-28 08:54:23 +02:00
parent 58e7152cf9
commit f7ac9a4788
2 changed files with 0 additions and 104 deletions

11
TODO
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# Todolist
* Improve fix recognition (DONE)
* More flexible expression parsing (DONE)
* bug: expression can't handle -(-2) (DONE)
* Overload + - * for expression (DONE ~ no steps yet)
* Add name to polynom (DONE)
* Expression parents class and his children: Numerical_exp, toGenerate_exp and formal expression
* Create tbl sgn and variation render
* Make less verbose fractions operations(DONE)

93
bugs
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* Soustraction de Polynômes!!!!
* (solved) Expression importe mal 4x^2
In [9]: e = Expression("3x + 4x^2 - 1")
In [10]: print(e)
3 x + ( 4 x ) ^ 2 - 1
-> faire un test unitaire dessus
*(solved) Render ne met pas les parenthèses là où il faut.
In [31]: r
Out[31]: < Polynom [-4, -15, -14]>
In [35]: print(r)
-14 * x ^ 2 + -15 x + ( -4 )
In [36]: r.get_postfix()
Out[36]: [-14, 'x', 2, '^', '*', -15, 'x', '*', '+', -4, '+']
In [37]: txt(r.get_postfix())
Out[37]: '-14 * x ^ 2 + -15 x + ( -4 )'
-> faire un test unitaire dessus
*(solved) Fraction ne simplifie pas correctement
In [5]: for i in P.alpha.simplify():
print(i)
...:
\frac{ - 2 }{ 2 \times 3 }
\frac{ -2 }{ 6 }
\frac{ ( -1 ) \times 2 }{ 3 \times 2 }
\frac{ -1 }{ 3 }
\frac{ -2 }{ 6 }
* Opération entre une expression et une fraction ou un Polynom
In [3]: P = Polynom([1,2,1])
In [4]: e = Expression("1+2*3")
In [5]: e + P
Out[5]: < <class 'mapytex.expression.Expression'> [1, 2, 3, '*', '+', < Polynom [1, 2, 1]>, '+'] >
In [6]: P + e
---------------------------------------------------------------------------
TypeError Traceback (most recent call last)
<ipython-input-6-ff312ef36cdb> in <module>()
----> 1 P + e
/home/lafrite/scripts/Mapytex/mapytex/polynom.py in __add__(self, other)
430 [< <class 'mapytex.expression.Expression'> [3, 'x', 2, '^', '*', 2, 'x', '*', '+', 1, '+', 5, 'x', '*', 4, '+', '+'] >, < Polynom [< <class 'mapytex.expression.Expression'> [1, 4, '+'] >, < <class 'mapytex.expression.Expression'> [2, 5, '+'] >, 3]>, < Polynom [< <class 'mapytex.expression.Expression'> [1, 4, '+'] >, < <class 'mapytex.expression.Expression'> [2, 5, '+'] >, 3]>]
431 """
--> 432 o_poly = self.conv2poly(other)
433
434 n_coef = spe_zip(self._coef, o_poly._coef)
/home/lafrite/scripts/Mapytex/mapytex/polynom.py in conv2poly(self, other)
319 return other
320 else:
--> 321 raise ValueError(type(other) + " can't be converted into a polynom")
322
323 def reduce(self):
TypeError: unsupported operand type(s) for +: 'type' and 'str'
* (solved) Parenthèses abhérentes
In [7]: P = Polynom([-6, 12, -20])
In [8]: print(P)
( - 20 x^{ 2 } + 12 x ) - 6
* Chainer des opérations et sauvegarde des étapes
In [12]: R = P-Q - P
In [13]: R
Out[13]: < Polynom [-4, -5, 0]>
In [14]: for i in R.explain():
print(i)
....:
3 x^{ 2 } - 3 x - 3 - ( 3 x^{ 2 } + 2 x + 1 )
3 x^{ 2 } - 3 x - 3 - 3 x^{ 2 } - 2 x - 1
( 3 - 3 ) x^{ 2 } + ( -3 - 2 ) x - 3 - 1
- 5 x - 4