Sunday, February 26, 2017

February 26, 2017 Sunday

Bedtime Story 


To Understand Formalization of Mathematics One Needs to Understand How Mathematical Notation Came to Be


The story of mathematical notation is as pleasurable a narrative as the story of mathematics itself.

Obviously they are both interconnected.

The current mathematical notation that is used internationally is anywhere between one hundred to five hundred years old.

Most popular books on science and mathematics convey the feeling that the modern world of science and mathematics started from the Greeks.

I am not sure why such a strong bias exists towards this, but may be the entire Western world subconsciously holds the belief that they owe their supremacy to the Greeks.

This belief that the Greeks are the originators and pioneers of the modern philosophy is obviously far from true since the first prototype humans existed in Africa and lot of civilizations existed from that time since the Greeks.

We are talking of a time span of at least 100,000 years and maybe more.

As much as we are indebted to the Greeks and the Hindus and Arabs for what they gifted the modern world, the Greeks in turn too must have been thankful to the civilizations that came before them, namely Egyptians and the Phoenicians (of the fertile crescent) who rose and fell before them.

In fact, certain rocks that go back dating to 70,000 years ago found in the Blombos Cave of South Africa have engravings of geometric patterns in them.

It is hard to say what kind of mathematical thinking a Ramanujan or a Gauss of that period would have had, but there certainly something was going on mathematically speaking.

Somewhere around 35,000 years ago there is evidence to show that humans in Africa made attempts to quantify time.

Again in a bone that is a fibula of a baboon that was found in Ishango, somewhere close to the border of modern Uganda and Congo, there are columns of notches that was probably a primitive form of numerical system.

It has been dated to about 20,000 years.   

Some claim it has an early reference to prime numbers though that seems debatable and vehemently arguable.

It, most likely, had to be some kind of a record of a natural phenomenon occurring periodically, may be it be the lunar months or menstrual cycles of a specific woman.

It was only in 3400 BC in Mesopotamia that we come across firm evidence of established numerical system.

By this time and gradually later arithmetic must have become a necessity as a tool in trading to count money and basic book-keeping.

Geometry would have become essential to the Mesopotamians, the Sumerians, the later the Hindus and Egyptians for the purpose of land surveying.  

So the early arithmetic and geometry arouse out of sheer need to solve the real world problems. 

Stay tuned to the voice of an average story storytelling chimpanzee or login at http://panarrans.blogspot.in/
                              
Good night mon ami and my fellow cousin ape.


                   The Ishango Bone is more than 20,000 years old found near the Semliki River near the border of Congo and Uganda
  
                

             












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Another great educator and a teacher that I am aware of is Professor Subhashish Chattopadhyay in Bangalore, India.

While I narrate stories, Professor Subhashish an electronic engineer and a former professor at BARC, does and teaches real mathematics and physics.

He started the participation of Indian students at the International Physics Olympiad.

Do visit him here:


All his books can be downloaded for free through this link:


For edutainment and English education of your children, I recommend this large collection of Halloween Songs for Kids:

https://www.youtube.com/channel/UCd14DRdYKj454znayUIfcAg

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