checkRd: (-1) f0.ackley.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.ackley4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.bohachevsky.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.bohachevsky4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.cigar.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.cigar4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.griewank.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.griewank4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.rosenbrock4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 1, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.rosenbrockn.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 1, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.schaffer.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.schaffer4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f0.schwefel.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 420.96874636, forall i E {1...N}, f(x) = 0. The range of xi is [-500,500]
       |                               ^
checkRd: (-1) f0.schwefel4.Rd:24: Lost braces; missing escapes or markup?
    24 | xi = 420.96874636, forall i E {1...N}, f(x) = 0. The range of xi is [-500,500]
       |                               ^
checkRd: (-1) f1.ackley.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f1.bohachevsky.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f1.cigar.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f1.griewank.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f1.rosenbrockn.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 1, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f1.schaffer.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 0, forall i E {1...N}, f(x) = 0.
       |                    ^
checkRd: (-1) f1.schwefel.Rd:18: Lost braces; missing escapes or markup?
    18 | xi = 420.96874636, forall i E {1...N}, f(x) = 0. The range of xi is [-500,500]
       |                               ^