Find out Mathematicians Name

123456
Across
  1. 3. Human Calculator.
  2. 4. The man who knew infinity.
  3. 6. He gave simple algorithm as a way to locate prime numbers.
Down
  1. 1. Discoverer of zero.
  2. 2. Gave the concept of logarithms.
  3. 5. Boole Known for his “Boolean logic” in algebra.