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Runtime error
Runtime error
; | |
var log = Math.log, sqrt = Math.sqrt; | |
module.exports = function (value) { | |
if (isNaN(value)) return NaN; | |
value = Number(value); | |
if (value === 0) return value; | |
if (!isFinite(value)) return value; | |
if (value < 0) { | |
value = -value; | |
return -log(value + sqrt(value * value + 1)); | |
} | |
return log(value + sqrt(value * value + 1)); | |
}; | |