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Direktori : /lib/python3/dist-packages/sympy/stats/ |
Current File : //lib/python3/dist-packages/sympy/stats/random_matrix.py |
from sympy import Basic from sympy.stats.rv import PSpace, _symbol_converter, RandomMatrixSymbol class RandomMatrixPSpace(PSpace): """ Represents probability space for random matrices. It contains the mechanics for handling the API calls for random matrices. """ def __new__(cls, sym, model=None): sym = _symbol_converter(sym) return Basic.__new__(cls, sym, model) model = property(lambda self: self.args[1]) def compute_density(self, expr, *args): rms = expr.atoms(RandomMatrixSymbol) if len(rms) > 2 or (not isinstance(expr, RandomMatrixSymbol)): raise NotImplementedError("Currently, no algorithm has been " "implemented to handle general expressions containing " "multiple random matrices.") return self.model.density(expr)