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Showing posts with the label Precision
How To Get Largest Possible Precision? (python - Decimal)

How To Get Largest Possible Precision? (python - Decimal)

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I'm using the Decimal class for operations that requires precision. I would like to use 'la… Read more How To Get Largest Possible Precision? (python - Decimal)
Print Either An Integer Or A Float With N Decimals

Print Either An Integer Or A Float With N Decimals

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In Python, how can one print a number that might be an integer or real type, when the latter case w… Read more Print Either An Integer Or A Float With N Decimals
Inverting Frexp With Ldexp

Inverting Frexp With Ldexp

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If I understand the documentation correctly, we should be able to use ldexp to recover a floating p… Read more Inverting Frexp With Ldexp
Why Does Python 3.4 Give The Wrong Answer For Division Of Large Numbers, And How Can I Test For Divisibility?

Why Does Python 3.4 Give The Wrong Answer For Division Of Large Numbers, And How Can I Test For Divisibility?

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In my program, I'm using division to test if the result is an integer, I'm testing divisibi… Read more Why Does Python 3.4 Give The Wrong Answer For Division Of Large Numbers, And How Can I Test For Divisibility?
Floating Point Arithmetic Error

Floating Point Arithmetic Error

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I'm using the following function to approximate the derivative of a function at a point: def pr… Read more Floating Point Arithmetic Error