一个平面框架有限元程序，fortran写得- THIS PROGRAM HAS PLOT OPTIONS BUILT INTO IT

　THE PROGRAM IS BASED ON THE THEORY PRESENTED IN CHAPTERS 5 AND 6

OF THE TEXT WRITTEN BY D. L. LOGAN.

YOU MUST LINK FILE SUBG WITH THIS PROGRAM TO USE THE PLOT OPTION

PART OF THE PROGRAM.

IF YOU DO NOT WANT THE PLOT OPTION SECTIONS, PLACEAC IN COLUMN

ONE OF THESE STATEMENTS.　THESE STATEMENTS ARE INDICATED BY* S

PLANE FRAME OR GRID PROGRAM OPTIONS

MAX NUMBER OF NODES IS 40 FOR DIMENSIONS GIVEN FOR BIGK