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Mathdisplay |
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average = \frac {$\sum_{i}f_{i} A_{i}$}{\sum_{i}A_{i}} = \frac {\sum_{i}f_{i}cos\phi_{i}\Delta\lambda_{i}}{\sum_{i}cos\phi_{i}} |
...
...
Mathdisplay |
---|
average = \frac {$\sum_{i}f_{i} A_{i}$}{\sum_{i}A_{i}} = \frac {\sum_{i}f_{i}cos\phi_{i}\Delta\lambda_{i}}{\sum_{i}cos\phi_{i}} |
...