Nuclear Science and Engineering / Volume 17 / Number 4 / December 1963 / Pages 534-536
Technical Paper / dx.doi.org/10.13182/NSE63-A18444
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In the treatment of integral equations one frequently employs such analytic approximation techniques as a variational principle or a method of successive approximations. The mathematical relationship of these approximations is investigated and the conditions under which they should give equivalent results are revealed.