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washam13 |
Important Equations for 12.3
Jan 25 2011, 6:31 PM EST
dot product (for these equations we will denote * as the dot, and u- would be a vector. this would be scalar u.u-*v-=ux(vx) + uy(vy) + uz(vz) (scalar) u-*v-=v-*u- u-*(v-+w-)=u-*v- + u-*w- k(u-*v-)= ku-*v-= u-*kv- v-*v-=llv-ll^2 0*v-=0 llv-ll= sqrt(v-*v-) u-*v-=llu-ll llv-ll cos(theta) |