#45 p623 v.dot_product(w)=abs(v)*abs(w)*cos(t)
#45 p623 find t if v=<1,-1,0> and w=<1,1,1>
v=vector([1,-1,0])
w=vector([1,1,1])
d=v.dot_product(w)
show(d)
show(abs(v))
show(abs(w))
show(d/abs(v)/abs(w))
show(arccos(d/abs(v)/abs(w)))
show(arccos(d/abs(v)/abs(w))*180/pi)
v1=plot(v,color='red')
w1=plot(w,color='green')
show(v1+w1,aspect_ratio=1)
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5
500
/home/pub/549/cells/5/.jmol_images/sage0-size500.jmol.png?1652894447.77
/home/pub/549/cells/5/sage0-size500.jmol?1652894447.77
/home/pub/549/jsmol
notActivated
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