MatlabMaster · April 7, 2020 13:01
diff --git a/HW1 b/HW1
 #속도 성분들
 from sympy.physics.vector import *
 from sympy.physics.vector import dynamicsymbols
 E = ReferenceFrame('E')
 E.x
 E.y
 E.z

 from sympy import Symbol, symbols
 diff(r)*E.x + r*diff(theta)*E.y

 #가속도 성분들
 (diff(diff(r))-r*theta**2)*E.x + (r*diff(diff(theta))+2*diff(r)*diff(theta))*E.y
	#속도 성분들
	from sympy.physics.vector import *
	from sympy.physics.vector import dynamicsymbols
	E = ReferenceFrame('E')
	E.x
	E.y
	E.z

	from sympy import Symbol, symbols
	diff(r)E.x + rdiff(theta)*E.y

	#가속도 성분들
	(diff(diff(r))-rtheta2)E.x + (rdiff(diff(theta))+2diff(r)diff(theta))E.y