the.com/continuum
A line so smooth you can't find where one thing ends and the next begins.
means An unbroken sequence or range whose adjacent parts blur into each other with no clear dividing lines.
from Straight from Latin continuus, meaning uninterrupted or hanging together, itself rooted in continere, to hold together.
Mathematical heavyweightThe real numbers form the original infinite continuum.
Cantor's headacheWhether infinities sit between sizes remains formally undecidable.
Plural pedantryProperly continua, though continuums survives on stubbornness.