例文
- It may have simplified arithmetic ( compare the calculation MM x CCCI with 2000 x 301 ), but it also introduced a snake into the garden ( try dividing any number by zero or raising zero to the zero power _ everything falls apart ).
- The expressions 0 0, " 0 and 1 " are considered indeterminate forms when they occur as limits ( just like " ?0 ), and the question of whether zero to the zero power should be defined as 1 has divided opinion.