Expression 3: left brace, 0 less than "x" less than 0.0 0 1 : 5000 "x" , right brace0<x<0.001:5000x
3
Expression 4: left brace, 4.9 9 9 less than "x" less than 5 : 25000 minus 5000 "x" , right brace4.999<x<5:25000−5000x
4
Expression 5: left brace, max left parenthesis, 0 , "t" minus 5 , right parenthesis less than "x" less than min left parenthesis, 5 , "t" , right parenthesis : "t" minus "x" , right bracemax0,t−5<x<min5,t:t−x