The File tvector.cpp

/*  tvector.cpp
    author name
    creation date
    (optional modification dates)

    (general documentation for the code contained in the file body)
    
    "slave" file: this file is a logical extension of tvector.h
*/

// protection against multiple reads provided by master file
// namespace provided by master file

static const size_t  default_capacity = 10;

(implementation code follows)