Long multiplication: Difference between revisions
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* <code>buildDecimal</code> (translates a list of decimal digits - possibly including "carry" - to the corresponding extended precision number):
<syntaxhighlight lang="j"> (+ 10x&*)/|. 1 4 10 12 9
15129</syntaxhighlight>
or
<syntaxhighlight lang="j"> 10 #. 1 4 10 12 9
15129</syntaxhighlight>
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