data-structure-typed/test/utils/magnitude.ts

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2023-09-19 09:00:25 +00:00
const orderReducedBy = 2; // reduction of magnitude's order compared to the baseline magnitude
export const magnitude = {
CONSTANT: Math.floor(Number.MAX_SAFE_INTEGER / Math.pow(10, orderReducedBy)),
LOG_N: Math.pow(10, 9 - orderReducedBy),
LINEAR: Math.pow(10, 6 - orderReducedBy),
N_LOG_N: Math.pow(10, 5 - orderReducedBy),
SQUARED: Math.pow(10, 4 - orderReducedBy),
CUBED: Math.pow(10, 3 - orderReducedBy),
FACTORIAL: 20 - orderReducedBy
}
export const bigO = {
CONSTANT: magnitude.CONSTANT / 100000,
LOG_N: Math.log2(magnitude.LOG_N) / 1000,
LINEAR: magnitude.LINEAR / 1000,
N_LOG_N: magnitude.N_LOG_N * Math.log2(magnitude.LOG_N) / 1000,
SQUARED: Math.pow(magnitude.SQUARED, 2) / 1000,
CUBED: Math.pow(magnitude.SQUARED, 3) / 1000,
FACTORIAL: 10000
}