/TITLE, Your name, ME 421, and date here, heat2da.a
 ! 8x8-node plate, temperature gradient top, right
 ! Draw just the first trianular element

/PREP7                ! preprocessor section
ET,1,Plane55          ! 2D, 4-node thermal solid
MP,KXX,1,1            ! Thermal conductivity

N,1, 0,0              ! lower-left node
N,8, 7,0              ! lower-right node
FILL,1,8              ! bottom nodes
! Use nodes 1-8 to create 8 more rows of 8
NGEN,8,8,1,8,1,0,1,0  ! remaining nodes
/PNUM,NODE,1
/PNUM,ELEM,1

E, 9,1,10             ! lower-left element, left
eplot