Charles was the third born out of eleven children(J J O'Connor and E F Robertson) , he was born on January 27, 1832 in Daresbury England. He read mostly religious books as a child and, seeing that he grew up in a strict christian household, his father yearned for him to follow in his footsteps. His father imagined him “studying mathematics at Oxford then obtaining a fellowship, marrying and becoming a vicar.” (Connor and Robertson).His later hobbies became writing and poetry. As much contributions he led to the “Literary” world, he gave them as well to the mathematical world.
“Lewis Caroll” was the pseudonym under which he invented his pen name that he used for his children’s books. encyclopedia Even though Charles wrote his Mathematical works under his own name… his logical works were published under the pseudonym Lewis Caroll. As a mathematical logician he viewed logic as a game, as a “recreational tool that honed his mathematical and reasoning skills.” It was all to increase understanding.” (eric biography).
He always sought to make a sort of Mathematics cheat code, a way that anyone could join in on the fun. The Venn Diagram originally developed from John Venn was modified by Charles (St. Andrews). The Diagrams boundaries were made more linear and brought in “colored counters that could be moved around to signify class contents”(Dictionary of Scientific Biography, 1971, p. 137) His method has been forgotten though, the Venn Diagram now the