Solve
`lim_(xrarr0^+)[sinx/x]`
(where [.] denotes greatest integer function.)

Explanation

Put `sinx/x=timpliestrarr1^-` as `xrarr0^+
`therefore [t]=0`{i.e., as `xrarr0+h implies trarr 1-h}`
`therefore lim_(trarr1^-)[t]implies[1-h]=0`