The proof of data science is to deduce the result expression from known conditions according to mathematical laws and axioms.

Legal proof is a judicial conclusion reached by applying laws and regulations on the basis of confirming facts, that is, proving evidence.

Philosophical proof is a civilization that must confirm the causal relationship, which confirms the authenticity of the transaction and expresses the rationality. Philosophical proof is an abstract generalization of all proof concepts, and there is a corresponding relationship between the connotations of law, mathematics and philosophy.