supported by the National Natural Science Foundation of China under Grant No.11501552;the President Fund of the Academy of Mathematics and Systems Science,CAS(2014-cjrwlzx-chshsh);a Starting Grant from the Ministry of Education of China;supported by the Austrian FWF under Grant Nos.F5004,Y464-N18,and W1214
Creative telescoping is the method of choice for obtaining information about definite sums or integrals. It has been intensively studied since the early 1990s, and can now be considered as a classical technique in com...