Python Catalan示例

示例#1

def test_issue_4611():
    assert abs(pi._evalf(50) - 3.14159265358979) < 1e-10
    assert abs(E._evalf(50) - 2.71828182845905) < 1e-10
    assert abs(Catalan._evalf(50) - 0.915965594177219) < 1e-10
    assert abs(EulerGamma._evalf(50) - 0.577215664901533) < 1e-10
    assert abs(GoldenRatio._evalf(50) - 1.61803398874989) < 1e-10
    x = Symbol("x")
    assert (pi + x).evalf() == pi.evalf() + x
    assert (E + x).evalf() == E.evalf() + x
    assert (Catalan + x).evalf() == Catalan.evalf() + x
    assert (EulerGamma + x).evalf() == EulerGamma.evalf() + x
    assert (GoldenRatio + x).evalf() == GoldenRatio.evalf() + x

示例#2

文件： test_numbers.py 项目： 101man/sympy

def test_issue1512():
    assert abs(pi._evalf(50) - 3.14159265358979) < 1e-10
    assert abs(E._evalf(50) - 2.71828182845905) < 1e-10
    assert abs(Catalan._evalf(50) - 0.915965594177219) < 1e-10
    assert abs(EulerGamma._evalf(50) - 0.577215664901533) < 1e-10
    assert abs(GoldenRatio._evalf(50) - 1.61803398874989) < 1e-10
    x = Symbol("x")
    assert (pi+x).evalf() == pi.evalf()+x
    assert (E+x).evalf() == E.evalf()+x
    assert (Catalan+x).evalf() == Catalan.evalf()+x
    assert (EulerGamma+x).evalf() == EulerGamma.evalf()+x
    assert (GoldenRatio+x).evalf() == GoldenRatio.evalf()+x

示例#3

def test_fcode_NumberSymbol():
    prec = 17
    p = FCodePrinter()
    assert fcode(
        Catalan
    ) == "      parameter (Catalan = %sd0)\n      Catalan" % Catalan.evalf(
        prec)
    assert fcode(
        EulerGamma
    ) == "      parameter (EulerGamma = %sd0)\n      EulerGamma" % EulerGamma.evalf(
        prec)
    assert fcode(E) == "      parameter (E = %sd0)\n      E" % E.evalf(prec)
    assert fcode(
        GoldenRatio
    ) == "      parameter (GoldenRatio = %sd0)\n      GoldenRatio" % GoldenRatio.evalf(
        prec)
    assert fcode(
        pi) == "      parameter (pi = %sd0)\n      pi" % pi.evalf(prec)
    assert fcode(
        pi,
        precision=5) == "      parameter (pi = %sd0)\n      pi" % pi.evalf(5)
    assert fcode(Catalan, human=False) == (
        set([(Catalan, p._print(Catalan.evalf(prec)))]),
        set([]),
        "      Catalan",
    )
    assert fcode(EulerGamma, human=False) == (
        set([(EulerGamma, p._print(EulerGamma.evalf(prec)))]),
        set([]),
        "      EulerGamma",
    )
    assert fcode(E, human=False) == (
        set([(E, p._print(E.evalf(prec)))]),
        set([]),
        "      E",
    )
    assert fcode(GoldenRatio, human=False) == (
        set([(GoldenRatio, p._print(GoldenRatio.evalf(prec)))]),
        set([]),
        "      GoldenRatio",
    )
    assert fcode(pi, human=False) == (
        set([(pi, p._print(pi.evalf(prec)))]),
        set([]),
        "      pi",
    )
    assert fcode(pi, precision=5, human=False) == (
        set([(pi, p._print(pi.evalf(5)))]),
        set([]),
        "      pi",
    )

示例#4

文件： test_fcode.py 项目： tuhina/sympy

def test_fcode_NumberSymbol():
    p = FCodePrinter()
    assert fcode(
        Catalan
    ) == '      parameter (Catalan = 0.915965594177219d0)\n      Catalan'
    assert fcode(
        EulerGamma
    ) == '      parameter (EulerGamma = 0.577215664901533d0)\n      EulerGamma'
    assert fcode(E) == '      parameter (E = 2.71828182845905d0)\n      E'
    assert fcode(
        GoldenRatio
    ) == '      parameter (GoldenRatio = 1.61803398874989d0)\n      GoldenRatio'
    assert fcode(pi) == '      parameter (pi = 3.14159265358979d0)\n      pi'
    assert fcode(pi,
                 precision=5) == '      parameter (pi = 3.1416d0)\n      pi'
    assert fcode(Catalan, human=False) == (set([
        (Catalan, p._print(Catalan.evalf(15)))
    ]), set([]), '      Catalan')
    assert fcode(EulerGamma, human=False) == (set([
        (EulerGamma, p._print(EulerGamma.evalf(15)))
    ]), set([]), '      EulerGamma')
    assert fcode(E, human=False) == (set([(E, p._print(E.evalf(15)))]),
                                     set([]), '      E')
    assert fcode(GoldenRatio, human=False) == (set([
        (GoldenRatio, p._print(GoldenRatio.evalf(15)))
    ]), set([]), '      GoldenRatio')
    assert fcode(pi, human=False) == (set([(pi, p._print(pi.evalf(15)))]),
                                      set([]), '      pi')
    assert fcode(pi, precision=5, human=False) == (set([
        (pi, p._print(pi.evalf(5)))
    ]), set([]), '      pi')

示例#5

def test_fcode_NumberSymbol():
    assert fcode(
        Catalan
    ) == '      parameter (Catalan = 0.915965594177219)\n      Catalan'
    assert fcode(
        EulerGamma
    ) == '      parameter (EulerGamma = 0.577215664901533)\n      EulerGamma'
    assert fcode(E) == '      parameter (E = 2.71828182845905)\n      E'
    assert fcode(
        GoldenRatio
    ) == '      parameter (GoldenRatio = 1.61803398874989)\n      GoldenRatio'
    assert fcode(pi) == '      parameter (pi = 3.14159265358979)\n      pi'
    assert fcode(pi, precision=5) == '      parameter (pi = 3.1416)\n      pi'
    assert fcode(Catalan, human=False) == ([('Catalan', Catalan.evalf(15))],
                                           set([]), '      Catalan')
    assert fcode(EulerGamma,
                 human=False) == ([('EulerGamma', EulerGamma.evalf(15))],
                                  set([]), '      EulerGamma')
    assert fcode(E, human=False) == ([('E', E.evalf(15))], set([]), '      E')
    assert fcode(GoldenRatio,
                 human=False) == ([('GoldenRatio', GoldenRatio.evalf(15))],
                                  set([]), '      GoldenRatio')
    assert fcode(pi,
                 human=False) == ([('pi', pi.evalf(15))], set([]), '      pi')
    assert fcode(pi, precision=5,
                 human=False) == ([('pi', pi.evalf(5))], set([]), '      pi')

示例#6

文件： test_fcode.py 项目： normalhuman/sympy

def test_fcode_NumberSymbol():
    prec = 17
    p = FCodePrinter()
    assert fcode(Catalan) == '      parameter (Catalan = %sd0)\n      Catalan' % Catalan.evalf(prec)
    assert fcode(EulerGamma) == '      parameter (EulerGamma = %sd0)\n      EulerGamma' % EulerGamma.evalf(prec)
    assert fcode(E) == '      parameter (E = %sd0)\n      E' % E.evalf(prec)
    assert fcode(GoldenRatio) == '      parameter (GoldenRatio = %sd0)\n      GoldenRatio' % GoldenRatio.evalf(prec)
    assert fcode(pi) == '      parameter (pi = %sd0)\n      pi' % pi.evalf(prec)
    assert fcode(
        pi, precision=5) == '      parameter (pi = %sd0)\n      pi' % pi.evalf(5)
    assert fcode(Catalan, human=False) == (set(
        [(Catalan, p._print(Catalan.evalf(prec)))]), set([]), '      Catalan')
    assert fcode(EulerGamma, human=False) == (set([(EulerGamma, p._print(
        EulerGamma.evalf(prec)))]), set([]), '      EulerGamma')
    assert fcode(E, human=False) == (
        set([(E, p._print(E.evalf(prec)))]), set([]), '      E')
    assert fcode(GoldenRatio, human=False) == (set([(GoldenRatio, p._print(
        GoldenRatio.evalf(prec)))]), set([]), '      GoldenRatio')
    assert fcode(pi, human=False) == (
        set([(pi, p._print(pi.evalf(prec)))]), set([]), '      pi')
    assert fcode(pi, precision=5, human=False) == (
        set([(pi, p._print(pi.evalf(5)))]), set([]), '      pi')

示例#7

def test_fcode_NumberSymbol():
    prec = 17
    p = FCodePrinter()
    assert fcode(Catalan) == '      parameter (Catalan = %sd0)\n      Catalan' % Catalan.evalf(prec)
    assert fcode(EulerGamma) == '      parameter (EulerGamma = %sd0)\n      EulerGamma' % EulerGamma.evalf(prec)
    assert fcode(E) == '      parameter (E = %sd0)\n      E' % E.evalf(prec)
    assert fcode(GoldenRatio) == '      parameter (GoldenRatio = %sd0)\n      GoldenRatio' % GoldenRatio.evalf(prec)
    assert fcode(pi) == '      parameter (pi = %sd0)\n      pi' % pi.evalf(prec)
    assert fcode(
        pi, precision=5) == '      parameter (pi = %sd0)\n      pi' % pi.evalf(5)
    assert fcode(Catalan, human=False) == (set(
        [(Catalan, p._print(Catalan.evalf(prec)))]), set([]), '      Catalan')
    assert fcode(EulerGamma, human=False) == (set([(EulerGamma, p._print(
        EulerGamma.evalf(prec)))]), set([]), '      EulerGamma')
    assert fcode(E, human=False) == (
        set([(E, p._print(E.evalf(prec)))]), set([]), '      E')
    assert fcode(GoldenRatio, human=False) == (set([(GoldenRatio, p._print(
        GoldenRatio.evalf(prec)))]), set([]), '      GoldenRatio')
    assert fcode(pi, human=False) == (
        set([(pi, p._print(pi.evalf(prec)))]), set([]), '      pi')
    assert fcode(pi, precision=5, human=False) == (
        set([(pi, p._print(pi.evalf(5)))]), set([]), '      pi')

示例#8

文件： test_fcode.py 项目： tovrstra/sympy

def test_fcode_NumberSymbol():
    assert fcode(Catalan) == '      parameter (Catalan = 0.915965594177219)\n      Catalan'
    assert fcode(EulerGamma) == '      parameter (EulerGamma = 0.577215664901533)\n      EulerGamma'
    assert fcode(E) == '      parameter (E = 2.71828182845905)\n      E'
    assert fcode(GoldenRatio) == '      parameter (GoldenRatio = 1.61803398874989)\n      GoldenRatio'
    assert fcode(pi) == '      parameter (pi = 3.14159265358979)\n      pi'
    assert fcode(pi,precision=5) == '      parameter (pi = 3.1416)\n      pi'
    assert fcode(Catalan,human=False) == ([('Catalan', Catalan.evalf(15))], set([]), '      Catalan')
    assert fcode(EulerGamma,human=False) == ([('EulerGamma', EulerGamma.evalf(15))], set([]), '      EulerGamma')
    assert fcode(E,human=False) == ([('E', E.evalf(15))], set([]), '      E')
    assert fcode(GoldenRatio,human=False) == ([('GoldenRatio', GoldenRatio.evalf(15))], set([]), '      GoldenRatio')
    assert fcode(pi,human=False) == ([('pi', pi.evalf(15))], set([]), '      pi')
    assert fcode(pi,precision=5,human=False) == ([('pi', pi.evalf(5))], set([]), '      pi')

示例#9

文件： test_fcode.py 项目： Jerryy/sympy

def test_fcode_NumberSymbol():
    p = FCodePrinter()
    assert fcode(Catalan) == '      parameter (Catalan = 0.915965594177219d0)\n      Catalan'
    assert fcode(EulerGamma) == '      parameter (EulerGamma = 0.577215664901533d0)\n      EulerGamma'
    assert fcode(E) == '      parameter (E = 2.71828182845905d0)\n      E'
    assert fcode(GoldenRatio) == '      parameter (GoldenRatio = 1.61803398874989d0)\n      GoldenRatio'
    assert fcode(pi) == '      parameter (pi = 3.14159265358979d0)\n      pi'
    assert fcode(pi,precision=5) == '      parameter (pi = 3.1416d0)\n      pi'
    assert fcode(Catalan,human=False) == (set([(Catalan, p._print(Catalan.evalf(15)))]), set([]), '      Catalan')
    assert fcode(EulerGamma,human=False) == (set([(EulerGamma, p._print(EulerGamma.evalf(15)))]), set([]), '      EulerGamma')
    assert fcode(E,human=False) == (set([(E, p._print(E.evalf(15)))]), set([]), '      E')
    assert fcode(GoldenRatio,human=False) == (set([(GoldenRatio, p._print(GoldenRatio.evalf(15)))]), set([]), '      GoldenRatio')
    assert fcode(pi,human=False) == (set([(pi, p._print(pi.evalf(15)))]), set([]), '      pi')
    assert fcode(pi,precision=5,human=False) == (set([(pi, p._print(pi.evalf(5)))]), set([]), '      pi')