Pseudo-Boolean Functions
Not sure why it deserves a condescending name, but a pseudo-Boolean function is a function that takes Boolean parameters and returns a real number.
— Eamonn O'Brien-Strain 👨💻🔍🌁🇮🇪🇪🇺🇺🇲🇺🇳⚛️ (@eob) August 10, 2019
By comparison an honest-to-goodness Boolean function, worthy of great respect, takes Boolean parameters and returns a Boolean.