SECTION B

Factors From Differential Elements to Finite Areas

B-75: Strip element to rectangle in plane parallel to strip; strip is opposite one edge of rectangle.

Reference: Hamilton and Morgan, 1952

Definitions:

X=a/c;Y=b/c; A=(1+X^{2})^{1/2}; B=(1+Y^{2})^{1/2}Governing equation:

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