There is a really comprehensive discussion in http://m4t.es (in Spanish but you can easily follow the operations)

Here is the link:

LikeLike

]]>LikeLike

]]>Remember that “Pitágoras” is the Spanish word for “Pythagoras”. Don’t mix languages, please.

LikeLike

]]>– I’d like a historic approach. Where and when the zero appears in other civilizations.

LikeLike

]]> – Positional systems (place-value notation) vs non-positional systems

– Babylonian numerical system

– Hindu-Arabic numerical system

– Other civilizations: Egyptians, Chinese, Greeks, Romans, Mayas…

– Computers and binary digital systems: bits

LikeLike

]]>LikeLike

]]>In a following part of this document, statement, or book.

LikeLike

]]>we team are formed by:Celia Belda,Jose Martinez y Maribel Esteve

LikeLike

]]>LikeLike

]]>