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Resistor mesh: Difference between revisions
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→{{header|Mathematica}}
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=={{header|Mathematica}}==
{{works with|Mathematica|8.0}}
Use <b>KirchhoffMatrix</b>, <b>PseudoInverse</b>, and <b>GridGraph</b> to compute the resistance between <em>any</em> two nodes in an <em>m</em> by <em>n</em> grid to the desired precision.
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Alternative implementation using <b>GridGraph</b>.
<lang mathematica>graphresistor[g_, a_, b_] :=
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