# appendix :simple math classes, numerical operations(Defind in Classes,python)
# peter.vlasschaert@gmail.com,26/08/2022
print( "-----------------------------------")
print( "numerical operations:classes python")
print( "-----------------------------------")
print( "                                   ")
print( "class method",  "|","instatantiation")
print( "__add___ ",     "|","self + other")
print( "__sub___ ",     "|","self - other")
print( "__mul___ ",     "|","self * other")
print( "__div___ ",     "|","self / other")
print( "__floordiv___ ","|","self // other")
print( "__mod___ ",     "|","self % other")
print( "__divmod___ ",  "|","self divmod other")
print( "__lshift___ ",  "|","self << other")
print( "__rshift___ ",  "|","self >> other")
print( "__and___ ",     "|","self & other")
print( "__or___ ",      "|","self | other")
print( " right : Numerical operations    ")
print( "__radd___ ",     "|","self + other")
print( "__rsub___ ",     "|","self - other")
print( "__rmul___ ",     "|","self * other")
print( "__rdiv___ ",     "|","self / other")
print( "__rfloordiv___ ","|","self // other")
print( "__rmod___ ",     "|","self % other")
print( "__rdivmod___ ",  "|","self divmod other")
print( "__rlshift___ ",  "|","self << other")
print( "__rrshift___ ",  "|","self >> other")
print( "__rand___ ",     "|","self & other")
print( "__ror___ ",      "|","self | other")
print( "see: vec2d ,class, __rmul__")