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Unformatted text preview: ct 1 To Fnd the envelope means to Fnd a solution for F = 0 , and F = 0 (i.e. the equation of characteristics is satisFed for all . Now F = f ( ) c e ct 1 1 = 0 Since t > 0, this last condition gives the same result as before f ( ) < c 260...
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This note was uploaded on 12/22/2011 for the course MAP 2302 taught by Professor Bell,d during the Fall '08 term at UNF.
- Fall '08