Maxima Function
sconc (expr_1, ..., expr_n)
Evaluates its arguments and concatenates them into a string.
sconc
is like sconcat
but returns a Maxima string.
(%i1) sconc("xx[",3,"]:",expand((x+y)^3)); (%o1) xx[3]:y^3+3*x*y^2+3*x^2*y+x^3 (%i2) stringp(%); (%o2) true