Proper mesh connectivity is created only if areas

Are properly connected.

Aglue/aovlap/aadd commands can be used to create connectivity between different areas.

fini/clear/prep7/title,agluek,1,0,0,0k,2,50k,3,50,100k,4,0,100k,5,50,40,0k,6,150,40,0k,7,150,70,0k,8,50,70,0a,1,2,3,4a,5,6,7,8et,1,plane42esize,7amesh,allaclear,allaglue,allamesh,all

Create two areas

k,1,0,0,0k,2,50k,3,50,100k,4,0,100k,5,50,40,0k,6,150,40,0k,7,150,70,0k,8,50,70,0a,1,2,3,4a,5,6,7,8

Observe that there is no common line in the definition of two areas.

Create area mesh..

et,1,plane42esize,7amesh,all

Observe improper mesh connectivity.

Clear the mesh and glue the areas

aclear,allaglue,all

Plot lines and list the areas.

Observe that line 8 is now common in both areas. Areas are now properly connected.

amesh,all

Observe proper mesh connectivity.