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An unusual way of solving linear systems. (English) Zbl 0636.15001

The absolute value of an arbitrary determinant and the Cramer formulas are obtained using multiple integrals which can be applied to numerical computation.

MSC:

15A06 Linear equations (linear algebraic aspects)
65F05 Direct numerical methods for linear systems and matrix inversion
65F40 Numerical computation of determinants
15A15 Determinants, permanents, traces, other special matrix functions
41A55 Approximate quadratures