本文整理匯總了Python中numpy.fv方法的典型用法代碼示例。如果您正苦於以下問題：Python numpy.fv方法的具體用法？Python numpy.fv怎麽用？Python numpy.fv使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類numpy的用法示例。
在下文中一共展示了numpy.fv方法的13個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_fv
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def test_fv(self):
assert_equal(np.fv(0.075, 20, -2000, 0, 0), 86609.362673042924) 示例2: test_fv_decimal
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def test_fv_decimal(self):
assert_equal(np.fv(Decimal('0.075'), Decimal('20'), Decimal('-2000'), 0, 0),
Decimal('86609.36267304300040536731624')) 示例3: _pmt_dispatcher
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _pmt_dispatcher(rate, nper, pv, fv=None, when=None):
return (rate, nper, pv, fv) 示例4: _nper_dispatcher
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _nper_dispatcher(rate, pmt, pv, fv=None, when=None):
return (rate, pmt, pv, fv) 示例5: _ipmt_dispatcher
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _ipmt_dispatcher(rate, per, nper, pv, fv=None, when=None):
return (rate, per, nper, pv, fv) 示例6: _ppmt_dispatcher
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _ppmt_dispatcher(rate, per, nper, pv, fv=None, when=None):
return (rate, per, nper, pv, fv) 示例7: ppmt
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def ppmt(rate, per, nper, pv, fv=0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) 示例8: _pv_dispatcher
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _pv_dispatcher(rate, nper, pmt, fv=None, when=None):
return (rate, nper, nper, pv, fv) 示例9: _rate_dispatcher
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _rate_dispatcher(nper, pmt, pv, fv, when=None, guess=None, tol=None,
maxiter=None):
return (nper, pmt, pv, fv)
# Use Newton's iteration until the change is less than 1e-6
# for all values or a maximum of 100 iterations is reached.
# Newton's rule is
# r_{n+1} = r_{n} - g(r_n)/g'(r_n)
# where
# g(r) is the formula
# g'(r) is the derivative with respect to r. 示例10: _rbl
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def _rbl(rate, per, pmt, pv, when):
"""
This function is here to simply have a different name for the 'fv'
function to not interfere with the 'fv' keyword argument within the 'ipmt'
function. It is the 'remaining balance on loan' which might be useful as
it's own function, but is easily calculated with the 'fv' function.
"""
return fv(rate, (per - 1), pmt, pv, when) 示例11: test_fv
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def test_fv(self):
assert_almost_equal(np.fv(0.075, 20, -2000, 0, 0), 86609.36, 2) 示例12: ppmt
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def ppmt(rate, per, nper, pv, fv=0.0, when='end'):
"""
Compute the payment against loan principal.
Parameters
----------
rate : array_like
Rate of interest (per period)
per : array_like, int
Amount paid against the loan changes. The `per` is the period of
interest.
nper : array_like
Number of compounding periods
pv : array_like
Present value
fv : array_like, optional
Future value
when : {{'begin', 1}, {'end', 0}}, {string, int}
When payments are due ('begin' (1) or 'end' (0))
See Also
--------
pmt, pv, ipmt
"""
total = pmt(rate, nper, pv, fv, when)
return total - ipmt(rate, per, nper, pv, fv, when) 示例13: test_fv
# 需要導入模塊: import numpy [as 別名]
# 或者: from numpy import fv [as 別名]
def test_fv(self):
assert_almost_equal(np.fv(0.075, 20, -2000, 0, 0),
86609.36, 2)