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The great mathematician and computer minded person Vashistha Narayan Singh is no longer among us. He died at the age of 74. Vashistha Narayan was suffering from a disease called schizophrenia for a long time. With his death, India lost Lal, who earned a name in the field of mathematics. But do you know, he also challenged the famous scientist Albert Einstein of his era.
Research has found similar patterns of brain activity for both boys and girls Today, girls are working shoulder to shoulder with boys in every field. There is no doubt about this thing, but there is also the fact that when someone is working with you, your equal, then you are also compared with him.
Easy and Smart tricks of Math (permutation and combination) with problem & solution. You can download pdf of these notes, links are given below. Short way to solve math sums are given in theis article.