Python | Numpy np.legsub() method Last Updated : 31 Dec, 2019 Summarize Comments Improve Suggest changes Share Like Article Like Report np.legub() method is used to subtract one Legendre series to another.It returns the difference of two Legendre series c1 - c2. Syntax : np.legub(c1, c2) Parameters: c1, c2 :[ array_like ] 1-D arrays of Legendre series coefficients ordered from low to high. Return : [ndarray] Legendre series coefficients representing their difference. Code #1 : Python3 # Python program explaining # numpy.legsub() method # importing numpy as np # and numpy.polynomial.legendre module as geek import numpy as np import numpy.polynomial.legendre as geek # Legendre series coefficients s1 = (2, 4, 8) s2 = (1, 3, 5) # using np.legsub() method res = geek.legsub(s1, s2) # Resulting Legendre series print (res) Output: [ 1. 1. 3.] Code #2 : Python3 # Python program explaining # numpy.legub() method # importing numpy as np # and numpy.polynomial.legendre module as geek import numpy as np import numpy.polynomial.legendre as geek # Legendre series coefficients s1 = (10, 20, 30, 40, 50) s2 = (2, 4, 6, 8, 10) # using np.legsub() method res = geek.legsub(s1, s2) # Resulting Legendre series print (res) Output: [ 8. 16. 24. 32. 40.] Comment More infoAdvertise with us Next Article Python | Numpy np.legmul() method J jana_sayantan Follow Improve Article Tags : Python Python-numpy Python numpy-Mathematical Function Practice Tags : python Similar Reads Python | Numpy np.legmul() method np.legmul() method is used to multiply one Legendre series to another.It returns the product of two Legendre series c1 * c2. Syntax : np.legmul(c1, c2) Parameters: c1, c2 :[ array_like ] 1-D arrays of Legendre series coefficients ordered from low to high. Return : [ndarray] Legendre series coefficie 1 min read Python | Numpy np.legroots() method np.legroots() method is used to compute the roots of a legendre series.Return the roots of the polynomial. Syntax : np.legroots(c) Parameters: c :[array_like] 1-D arrays of legendre series coefficients. Return : [ndarray] Array of the roots of the series. If all the roots are real, then out is also 1 min read Python | Numpy np.legdiv() method np.legdiv() method is used to divide one Legendre series to another.It returns the quotient-with-remainder of two Legendre series c1 / c2. Syntax : np.legdiv(c1, c2) Parameters: c1, c2 :[ array_like ] 1-D arrays of Legendre series coefficients ordered from low to high. Return : [ndarray] Legendre se 1 min read Python | Numpy np.legadd() method np.legadd() method is used to add one Legendre series to another.It returns the sum of two Legendre series c1 + c2. Syntax : np.legadd(c1, c2) Parameters: c1, c2 :[ array_like ] 1-D arrays of Legendre series coefficients ordered from low to high. Return : [ndarray] Array representing the Legendre se 1 min read Python | Numpy np.legzero() method np.legzero() method can be used instead of np.zeros for creating a array whose elements are 0. Syntax : np.legzero() Return : Return array([0]) Example #1 : Python3 1=1 # Python program explaining # numpy.legzero() method # import numpy and legzero import numpy as np from numpy.polynomial.legendre i 1 min read Python | Numpy np.leg2poly() method np.leg2poly() method is used to convert a legendre series to a polynomial. Syntax : np.leg2poly(c) Parameters: c :[array_like] 1-D arrays of legendre series coefficients ordered from low to high. Return : [ndarray] 1-D array containing the coefficients of the equivalent polynomial. Code #1 : Python3 1 min read Like