Notation and Involution

noun

• A technical system of symbols used to represent special things.
  • synonyms: notational system
• A comment or instruction (usually added. )
  • usage: "his notes were appended at the end of the article"; "he added a short notation to the address on the envelope"
  • synonyms: note, annotation
• The activity of representing something by a special system of marks or characters. .

• (n.) Literal or etymological signification.
• (n.) Any particular system of characters, symbols or abbreviated expressions used in art or science, to express briefly technical facts, quantities, etc. especially, the system of figures, letters, and signs used in arithmetic and algebra to express number, quantity or operations.
• (n.) The act or practice of recording anything by marks, figures or characters.
• (n.) The act or practice of recording anything by marks, figures or characters.
• (n.) Any particular system of characters, symbols or abbreviated expressions used in art or science, to express briefly technical facts, quantities, etc. especially, the system of figures, letters, and signs used in arithmetic and algebra to express number, quantity or operations.
• (n.) Literal or etymological signification.

noun

• Reduction in size of an organ or part (as in the return of the uterus to normal size after childbirth. )
• A long and intricate and complicated grammatical construction.
• Marked by elaborately complex detail.
  • synonyms: elaborateness, elaboration, intricacy
• The act of sharing in the activities of a group.
  • usage: "the teacher tried to increase his students' engagement in class activities"
  • synonyms: engagement, participation, involvement
• The process of raising a quantity to some assigned power.
  • synonyms: exponentiation
• The action of enfolding something.
  • synonyms: enfolding

• (n.) The state of being entangled or involved; complication; entanglement.
• (n.) The act of involving or infolding.
• (n.) The return of an enlarged part or organ to its normal size, as of the uterus after pregnancy.
• (n.) The relation which exists between three or more sets of points, a.a', b.b', c.c', so related to a point O on the line, that the product Oa.Oa' = Ob.Ob' = Oc.Oc' is constant. Sets of lines or surfaces possessing corresponding properties may be in involution.
• (n.) That in which anything is involved, folded or wrapped; envelope.
• (n.) The act or process of raising a quantity to any power assigned; the multiplication of a quantity into itself a given number of times; -- the reverse of evolution.
• (n.) The insertion of one or more clauses between the subject and the verb, in a way that involves or complicates the construction.