Table:
text: IEEE 754-1985
Examples
Examples
Type_ Actual_Exponent Exp_biased Exponent_field Significand_fraction_field Value_
Largest denormalized number −127 0 0000 0000 111 1111 1111 1111 1111 1111 ±(1−2 −23 ) × 2 −126 ≈ ±1.18 × 10−
Smallest normalized number −126 1 0000 0001 000 0000 0000 0000 0000 0000 ±2 −126 ≈ ±1.18 × 10−
Largest normalized number 127 254 1111 1110 111 1111 1111 1111 1111 1111 ±(2−2 −23 ) × 2 127 ≈ ±3.4 × 10
Positive infinity 128 255 1111 1111 000 0000 0000 0000 0000 0000 +∞
Negative infinity 128 255 1111 1111 000 0000 0000 0000 0000 0000 −∞
Not a number 128 255 1111 1111 non zero NaN
* Sign bit can be either 0 or 1. * Sign bit can be either 0 or 1. * Sign bit can be either 0 or 1. * Sign bit can be either 0 or 1. * Sign bit can be either 0 or 1. * Sign bit can be either 0 or 1.

Question: What is the value of negative infinity under IEEE 754-1985?

Question: What is the IEEE 754-1985 exponent field with 255 exp and value +∞?