Nodes of different colours represent the following:
Solid arrows point from a procedure to one which it calls. Dashed
arrows point from an interface to procedures which implement that interface.
This could include the module procedures in a generic interface or the
implementation in a submodule of an interface in a parent module.
Source Code
function normalrnd(mean,stdev)result(c)real(8)::mean,stdev,c,r,thetareal(8),parameter::pi=acos(-1d0)if(stdev<=0d0)then Write(*,*)"NORMALRND: Standard Deviation must be +ve"elser=(-2d0*log(mersenne()))**0.5d0theta=2d0*pi*mersenne()c=mean+stdev*r*sin(theta)end ifend function normalrnd