| Symbol | Description | Uses |
| DeltaPI | 3 |
| File | Line number | Procedure | Code |
| ./pkg/aim_v23/phy_vdifsc.F | 124 | VDIFSC |
DeltaPI(K) = SIG(K+1)**(RD/CP) - SIG(K)**(RD/CP) |
| ./pkg/aim_v23/phy_vdifsc.F | 194 | VDIFSC |
& +SEGRAD*CP*DeltaPI(K)*(SE(J,K+1)+SE(J,K))*0.5 _d 0 |
| ./pkg/aim_v23/phy_vdifsc.F | 70 | VDIFSC |
_RL dSEdp(NGP,NLEV-1), DeltaPI(NLEV-1), factP |