表达式3: left parenthesis, "R" left parenthesis, "t" , 0 , right parenthesis , "R" left parenthesis, "t" , 1 , right parenthesis , right parenthesisRt,0,Rt,1
定义域t最小值： 00
less than or equal to "t" less than or equal to≤t≤
定义域t最大值： 1010
3
表达式4: left parenthesis, "R" left parenthesis, "t" , 0 , right parenthesis , 2 , right parenthesisRt,0,2
定义域t最小值： 00
less than or equal to "t" less than or equal to≤t≤
定义域t最大值： 1010
4
表达式5: "R" left parenthesis, 100 "x" , "v" , right parenthesisR100x,v
