core.root_calculus.Signed Class Reference

Signed objects: CommutativeOperations (Sums&Products), Items, Quotients... More...

Inheritance diagram for core.root_calculus.Signed:

List of all members.

Public Member Functions
def	__init__
	Constructor.
def	get_minus_signs_nb
	Returns the number of minus signs in the object.
def	get_sign
	Returns the sign of the object.
def	set_sign
	Set the sign of the object.
def	set_opposite_sign
	Changes the sign of the object.
def	is_negative
	True if object's *sign* is '-' (ie -(-1) would be "negative")
def	is_positive
	True if object's *sign* is '+'.
Properties
	sign

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Detailed Description

Signed objects: CommutativeOperations (Sums&Products), Items, Quotients...

Any Signed must have a sign field

Definition at line 367 of file root_calculus.py.

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Constructor & Destructor Documentation

def core.root_calculus.Signed.__init__

(

self

)

Constructor.

Returns:

A Signed, though it can't really be used as is

Reimplemented from core.base.NamedObject.

Reimplemented in core.base_calculus.CommutativeOperation, core.base_calculus.Operation, and core.root_calculus.Exponented.

Definition at line 375 of file root_calculus.py.

References core.base_calculus.Item._sign, core.root_calculus.Signed._sign, core.base_calculus.Function._sign, core.base_calculus.SquareRoot._sign, core.base_calculus.Quotient._sign, and core.base_calculus.Fraction._sign.

Referenced by core.root_calculus.Value.substitute().

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Member Function Documentation

def core.root_calculus.Signed.set_sign	(		self,
			arg
	)

Set the sign of the object.

Parameters:

arg	String being '+' or '-' or number being +1 or -1

Warning:

Relays an exception if arg is not of the types described

Reimplemented in core.base_calculus.CommutativeOperation, and core.root_calculus.Value.

Definition at line 410 of file root_calculus.py.

References core.base_calculus.Item._sign, core.root_calculus.Signed._sign, core.base_calculus.Function._sign, core.base_calculus.SquareRoot._sign, core.base_calculus.Quotient._sign, and core.base_calculus.Fraction._sign.

Referenced by core.base_calculus.Fraction.calculate_next_step(), core.base_calculus.Fraction.set_down_numerator_s_minus_sign(), core.root_calculus.Signed.set_opposite_sign(), core.root_calculus.Value.set_opposite_sign(), and core.base_calculus.Fraction.simplification_line().

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Property Documentation

core::root_calculus.Signed::sign [static]

Initial value:

property(get_sign,
                    doc = "Sign of the object")

Definition at line 398 of file root_calculus.py.

Referenced by core.root_calculus.Value.__hash__(), core.base_calculus.Operation.__hash__(), core.base_calculus.Product.__hash__(), core.root_calculus.Signed.is_negative(), core.root_calculus.Signed.is_positive(), core.root_calculus.Signed.set_opposite_sign(), and core.root_calculus.Value.set_opposite_sign().

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The documentation for this class was generated from the following file:

• mamk_misc/doc/mathmaker4doxygen/core/root_calculus.py