Math.huge
From OpenEUO
math.huge
The value HUGE_VAL, a value larger than or equal to any other numerical value.
Numbers in Lua are doubles and doubles under Windows are a 64-bit floating point type: 1 bit for sign, 11 bits for the exponent, and 52 bits for the mantissa. Its range is +/–1.7E308 with at least 15 digits of precision.