Related Clues:

• The social science of municipal affairs
• How one might sort out the problem of one's ex
• Might a lag get a bare X in this?
• Field with unknowns
• 'Solve for x' subject
• "x + y = z" math branch
• The study of unknown symbols?
• A student, say, set up female support in maths subject
• Symbolic mathematics
• Branch of maths
• Maths with letters representing numbers
• Numbers and letters branch of maths
• Branch of generalised arithmetic
• Maths of numbers and letters
• A garble (anag) — branch of mathematics