Cover Page The handle http://hdl.handle.net/1887/87516

The module isomorphism problem can be formulated as follows: design a deterministic algorithm that, given a ring R and two left R-modules M and N , decides in polynomial time

ĂĐƌŽƐƐƚĞdžƚŐĞŶƌĞ͕ƚŚĞLJĂƌĞůŝŬĞůLJƚŽďĞŶĞĨŝƚŵŽƐƚĨƌŽŵŝŶƚĞƌǀĞŶƚŝŽŶƐĂŝŵĞĚĂƚĐůĂƌŝĨLJŝŶŐƚŚĞ ĚŝĨĨĞƌĞŶĐĞƐ ďĞƚǁĞĞŶ ŶĂƌƌĂƚŝǀĞ ĂŶĚ ĞdžƉŽƐŝƚŽƌLJ

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ĚƵƌĂƚŝŽŶ͕ƐĞĐŽŶĚͲƉĂƐƐĨŝdžĂƚŝŽŶĚƵƌĂƚŝŽŶ͕ƐĂĐĐĂĚĞĂŵƉůŝƚƵĚĞ͕ǁŽƌĚͲƐŬŝƉƉŝŶŐƉƌŽďĂďŝůŝƚLJͿ͘dŚĞ ŐĞŶĞƌĂů ƉĂƚƚĞƌŶ ǁĂƐ ƚŚĂƚ ŶĂƌƌĂƚŝǀĞ

ǁŽƌĚĞŶ͘ dĞŶ ƚǁĞĞĚĞ ďůŝũŬƚ ĚĂƚ ďĞŐƌŝƉƐǀĂĂƌĚŝŐŚĞĚĞŶ njŝĐŚ ƌĞůĂƚŝĞĨ ŽŶĂĨŚĂŶŬĞůŝũŬ ǀĂŶ ďĂƐŝƐƚĂĂůǀĂĂƌĚŝŐŚĞĚĞŶ ŽŶƚǁŝŬŬĞůĞŶ͘ ƵƐ ĂůƐ ĞĞŶ ŬŝŶĚ ŶŝĞƚ

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Title: Different readers, different texts, different processes : the effects of reader and text. properties on