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Problems in Mathematical Analysis.pdf - pwp.net.ipl.pt

Problems in Mathematical Analysis.pdf - pwp.net.ipl.pt

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236__Functions of Several Variables_[Ch. 6<br />

If the parameter t is the time, then -jT = tf is the velocity vector of the<br />

extremity of the vector r, and JTS = "^T = w is * ne acceleration vector of the<br />

of the vector r.<br />

extremity<br />

2. Basic rules for differentiat<strong>in</strong>g the vector function of a scalar argument.<br />

2) -77- (ma) = m-~-, where m is a constant scalar;<br />

3) -77- (cpa)==-~-a + (p-^- , where q>(0 is a scalar function of /;<br />

4,

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