installing useful packages for starting logic programming in pythonwe need to install the following two packageskanren it provides us way to simplify the way we made code for business logic it lets us express the logic in terms of rules and facts the following command will help you install kanrenpip install kanren sympy sympy is python library for symbolic mathematics it aims to become full-featured computer algebra system (caswhile keeping the code as simple as possible in order to be comprehensible and easily extensible the following command will help you install sympypip install sympy examples of logic programming followings are some examples which can be solved by logic programmingmatching mathematical expressions actually we can find the unknown values by using logic programming in very effective way the following python code will help you match mathematical expressionconsider importing the following packages firstfrom kanren import runvarfact from kanren assoccomm import eq_assoccomm as eq from kanren assoccomm import commutativeassociative we need to define the mathematical operations which we are going to useadd 'addmul 'mulboth addition and multiplication are communicative processes hencewe need to specify it and this can be done as followsfact(commutativemulfact(commutativeaddfact(associativemulfact(associativeadd