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arithmetic_structure_of_rational_numbers [2013/09/03 00:38] nikolaj |
arithmetic_structure_of_rational_numbers [2013/09/03 00:38] nikolaj |
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| We'll also often omit the multiplication sign. | We'll also often omit the multiplication sign. | ||
| - | >we can also introduce numerator and denominator | + | >We can also introduce numerator and denominator: |
| + | > | ||
| >$ \mathrm{num}\frac{a}{b}\equiv a $ | >$ \mathrm{num}\frac{a}{b}\equiv a $ | ||
| >$ \mathrm{den}\frac{a}{b}\equiv b $ | >$ \mathrm{den}\frac{a}{b}\equiv b $ | ||
