Do you think I should be able to do something like this to combine transfer functions in verilogA?

T1 = laplace_nd(V(vin) {1,2,3})
T2 = laplace_nd(V(vin) {1,2,3})

Tout = T1 * T2

V(Vout) <+  Tout


Can T1 and T2 be combined simply like this?

Thanks!!