Install libghc-half-prof by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-half-prof
Description:
half-precision floating-point; profiling libraries
Half-precision floating point values with 1 bit of sign, 5 bits of exponent, 11 bits of mantissa trailing a leading 1 bit with proper underflow. . These arise commonly in GPU applications. . This package provides a library for the Haskell programming language, compiled for profiling. See http://www.haskell.org/ for more information on Haskell.
Homepage: http://github.com/ekmett/half
Version: 0.2.2.3-3build1
Section: universe/haskell