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Python CartanType.is_simply_laced方法代码示例

本文整理汇总了Python中sage.combinat.root_system.cartan_type.CartanType.is_simply_laced方法的典型用法代码示例。如果您正苦于以下问题:Python CartanType.is_simply_laced方法的具体用法?Python CartanType.is_simply_laced怎么用?Python CartanType.is_simply_laced使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在sage.combinat.root_system.cartan_type.CartanType的用法示例。


在下文中一共展示了CartanType.is_simply_laced方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: __classcall_private__

# 需要导入模块: from sage.combinat.root_system.cartan_type import CartanType [as 别名]
# 或者: from sage.combinat.root_system.cartan_type.CartanType import is_simply_laced [as 别名]
    def __classcall_private__(cls, cartan_type, wt=None):
        r"""
        Normalize the input arguments to ensure unique representation.

        EXAMPLES::

            sage: La = RootSystem(['A', 2]).weight_lattice().fundamental_weights()
            sage: RC = crystals.RiggedConfigurations(La[1])
            sage: RC2 = crystals.RiggedConfigurations(['A', 2], La[1])
            sage: RC is RC2
            True
        """
        if wt is None:
            wt = cartan_type
            cartan_type = wt.parent().cartan_type()
        else:
            cartan_type = CartanType(cartan_type)
            wt_lattice = cartan_type.root_system().weight_lattice()
            wt = wt_lattice(wt)

        if not cartan_type.is_simply_laced():
            vct = cartan_type.as_folding()
            return CrystalOfNonSimplyLacedRC(vct, wt)

        return super(CrystalOfRiggedConfigurations, cls).__classcall__(cls, wt)
开发者ID:BlairArchibald,项目名称:sage,代码行数:27,代码来源:rc_crystal.py

示例2: __classcall_private__

# 需要导入模块: from sage.combinat.root_system.cartan_type import CartanType [as 别名]
# 或者: from sage.combinat.root_system.cartan_type.CartanType import is_simply_laced [as 别名]
    def __classcall_private__(cls, ct, c=1, t=None, base_ring=None, prefix=('a', 's', 'ac')):
        """
        Normalize input to ensure a unique representation.

        EXAMPLES::

            sage: R1 = algebras.RationalCherednik(['B',2], 1, 1, QQ)
            sage: R2 = algebras.RationalCherednik(CartanType(['B',2]), [1,1], 1, QQ, ('a', 's', 'ac'))
            sage: R1 is R2
            True
        """
        ct = CartanType(ct)
        if not ct.is_finite():
            raise ValueError("the Cartan type must be finite")
        if base_ring is None:
            if t is None:
                base_ring = QQ
            else:
                base_ring = t.parent()
        if t is None:
            t = base_ring.one()
        else:
            t = base_ring(t)

        # Normalize the parameter c
        if isinstance(c, (tuple, list)):
            if ct.is_simply_laced():
                if len(c) != 1:
                    raise ValueError("1 parameter c_s must be given for simply-laced types")
                c = (base_ring(c[0]),)
            else:
                if len(c) != 2:
                    raise ValueError("2 parameters c_s must be given for non-simply-laced types")
                c = (base_ring(c[0]), base_ring(c[1]))
        else:
            c = base_ring(c)
            if ct.is_simply_laced():
                c = (c,)
            else:
                c = (c, c)

        return super(RationalCherednikAlgebra, cls).__classcall__(cls, ct, c, t, base_ring, tuple(prefix))
开发者ID:mcognetta,项目名称:sage,代码行数:44,代码来源:rational_cherednik_algebra.py

示例3: __classcall_private__

# 需要导入模块: from sage.combinat.root_system.cartan_type import CartanType [as 别名]
# 或者: from sage.combinat.root_system.cartan_type.CartanType import is_simply_laced [as 别名]
    def __classcall_private__(cls, cartan_type):
        r"""
        Normalize the input arguments to ensure unique representation.

        EXAMPLES::

            sage: RC1 = crystals.infinity.RiggedConfigurations(CartanType(['A',3]))
            sage: RC2 = crystals.infinity.RiggedConfigurations(['A',3])
            sage: RC2 is RC1
            True
        """
        cartan_type = CartanType(cartan_type)
        if not cartan_type.is_simply_laced():
            vct = cartan_type.as_folding()
            return InfinityCrystalOfNonSimplyLacedRC(vct)

        return super(InfinityCrystalOfRiggedConfigurations, cls).__classcall__(cls, cartan_type)
开发者ID:JoseGuzman,项目名称:sage,代码行数:19,代码来源:rc_infinity.py


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