Arithmetic is at the dawn of any scientific discipline. In our life we all have experienced (doing calculation) the validity of the following kind of equality 1947+1789 = 1789+1947 = 3736.
Over 99% of queries to Web search engines contain a noun, often referring to an entity. Catalogs like WordNet and Wikipedia list millions of well-known entities.
The strategic electronics and High energy physics has been mainly the driving force for modernizing the nuclear instrumentation. There is a need for indigenous effort to catch up with advancement for obvious reasons.
In this talk I revisit the idea of Eilenberg (from the book Automata, Languages and machines Vol.A 1974) to use automata labelled with relations as a general computational model. The model is now called Eilenberg machines.