C#

using System;
using System.Collections.Generic;
using System.Text;

namespace Testing
{
    class Program
    {
        static void Main(string[] args)
        {


// Error generated by best attempt to use the OpenFile() method in the SpcIO Library.
// "The type or namespace 'OpenFile' does not exist in the namespace 'GSpcIOLib' (are you missing an assembly reference?)
// [I guess this gets further than all the later SpcIO attempts after it do?]
            GSpcIOLib.OpenFile(@"C:\a\spectrum_fitting\samples\09151024.spc");



// Errors generated by other attempts to use OpenFile() in SpcIO Library.
// All the following attempts create an error of the form:
// "The name 'whatever' does not exist in the current context"
// where whatever is a version of the library's name appearing in its docs.
// UNCOMMENT ONE OF FOLLOWING 5 LINES TO TRY THAT VERSION
//          SpcIO.OpenFile(@"C:\spectrum_fitting\samples\09151024.spc");
//          SPCIO.OpenFile(@"C:\spectrum_fitting\samples\09151024.spc");
//          GSPCIO.OpenFile(@"C:\spectrum_fitting\samples\09151024.spc");
//          GSPCIOLib.OpenFile(@"C:\spectrum_fitting\samples\09151024.spc");
//          GSpcIOLib.OpenFile(@"C:\spectrum_fitting\samples\09151024.spc");



// The following successfully uses a method in another library.
// Where should I be able to find that there is something named "Imsl.Math.Sfun()"
// other than reading it in one of their examples? Why does it look like "ImslCS..."
// in Solution Explorer?
            double x = Imsl.Math.Sfun.Erf(2.2);
            Console.WriteLine("Text Example, {0}", x);
            Console.ReadLine();
        }
    }
}