Problem $1$

For the activity$-$on$-$arrow $($AOA$)$ network information given below:

a$.$ Set up a table, and without drawing the network diagram, compute the four schedule dates $(ESD,$EFD,$LSD,LFD)$ and the four floats $($TF$,$ FF$,$ INTF, INDF$).$

b$.$ Identify the activities on the critical path and the project duration.

$\backslash$table$[[i,j,$ACT,$T_{ij},i,j,$ACT,$T_{ij}$