Abstract
Let A be a real n×n matrix and
the induced mapping R n→R n. If a 1,1ǂ0, then one can solve the first of these equations for x 1 and insert the result into the remaining equations.
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References
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Bauer, F.L., Reinsch, C. (1971). Inversion of Positive Definite Matrices by the Gauss-Jordan Method. In: Bauer, F.L., Householder, A.S., Olver, F.W.J., Rutishauser, H., Samelson, K., Stiefel, E. (eds) Handbook for Automatic Computation. Die Grundlehren der mathematischen Wissenschaften, vol 186. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-86940-2_3
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DOI: https://doi.org/10.1007/978-3-642-86940-2_3
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