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Python Sympy Line.smallest_angle_between用法及代碼示例


在Sympy中,該函數smallest_angle_between()用於返回直線相交處的非鈍角。
用法: smallest_angle_between(l2)

參數:
 l1: LinearEntity
 l2: LinearEntity

返回: angle [angle in radians]

範例1:

# import sympy and Point, Line, pi 
from sympy import Point, Line, pi 
   
# using Line() method 
l1 = Line((0, 0), (1, 0)) 
l2 = Line((1, 1), (0, 0)) 
   
# using smallest_angle_between() method 
rad = l2.smallest_angle_between(l1) 
   
print(rad)

輸出:


pi/4

範例2:

# import sympy and Point, Line, pi 
from sympy import Point, Line, pi 
   
# using Line() method 
l1 = Line((0, 0), (1, 0)) 
l3 = Line((3, 1), (0, 0)) 
   
# using smallest_angle_between() method 
rad = l3.smallest_angle_between(l1) 
   
print(rad)

輸出:

acos(3*sqrt(10)/10)


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