SQC N=1 SUGRA (Fermionic Differential Operator Representation) Supersymmetric quantum cosmology (SQC) SQC String duality!N=1 SUGRA!SQC String duality!N=1 SUGRA Superstring Superstring!Bosonic sector Superstring!N=2 SQC Superstring!Bosonic sector!N=2 SQC SQC!fermionic differential operator representa