Early Number Systems and Symbols

These flashcards cover essential vocabulary and concepts related to early number systems and their mathematical representations studied in the lecture.

Mayan Numerals

A positional number system developed by the Mayan Indians with 20 as the primary base, utilizing dots (1) and bars (5) for representation.

Positional Number System

A numeric system where the position of a digit determines its value, used by various cultures including the Babylonians and Mayans.

Additive Grouping Technique

A method used by the Mayans to combine numbers within a base, particularly grouping in units of five for their number system.

Chinese Numerals

A system of numerical representation employed by the Chinese, using distinct characters for numbers.

Cuneiform

An ancient writing system used in the Babylonian culture that included numbers represented through wedge-shaped symbols.

Calendar Computations

Mathematical calculations used to track and manage time, significantly represented in the Mayan year structure of 18 months and additional holiday days.

Place Values

The numerical value that a digit has by virtue of its position in a number, such as units, tens, hundreds, etc.

Shell Sign

A symbol used to indicate missing positions in Mayan numerals, resembling a small shell or half-closed eye.

Egyptian Hieroglyphics

The writing system of ancient Egypt that combines logographic and alphabetic elements, including distinct symbols for numbers.

Roman Numerals

A numeral system originating in ancient Rome that uses combinations of letters from the Latin alphabet (I, V, X, L, C, D, M) to signify values.

Chinese Rod Numerals

A numeral system based on counting rods, used for calculations and representations in ancient China.

Mayan Year Structure

The way the Maya organized their calendar into 18 months of 20 days each plus 5 extra days for holidays.

Multiplicative Value

The numerical value assigned to each position in a number system where each position represents an increasing power of the base.

Numerical Representation

The visual or symbolic expression of numbers in various systems, such as Mayan, Egyptian, or Roman numeral forms.