The multiplicative digital root (MDR) and multiplicative persistence (MP) of a number, n, is calculated rather like the Digital root except digits are multiplied instead of being added: Set m […]

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## C++: Fast Fourier Transform

The purpose of this task is to calculate the FFT (Fast Fourier Transform) of an input sequence. The most general case allows for complex numbers at the input and results […]

Continue Reading## C++ Full Course Lesson 7: Basic Arithmetic

## Some of the Best Science Equations

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