The Hunting of the Snark letters asking for the meaning of the poem, Carroll often replied that he did not know. However, in an 1896 reply to one letter, he agreed with one interpretation of the poem as an allegory for the search for happiness. Widely varying interpretations of "The Hunting of the Snark" have been suggested: an allegory for tuberculosis, a mockery of the Tichborne case, a satire of the controversies between religion and science, the repression of Carroll's sexuality, and a piece against vivisection, among others. According to Cohen, the poem represents a "voyage of life", with the Baker's disappearance caused by his
Carroll diagram as any number or object has to either have an attribute or not have it. Carroll diagrams are often learnt by schoolchildren, but they can also be used outside the field of education, since they are a tidy way of categorising and displaying information. Carroll diagram A Carroll diagram, Lewis Carroll's square, biliteral diagram or a "two-way table" is a diagram used for grouping things in a yes/no fashion. Numbers or objects are either categorised as 'x' (having an attribute x) or 'not x' (not having an attribute 'x'). They are named after Lewis Carroll, the pseudonym of Charles Lutwidge