Bulletin – March 2017 Equation (5)

r e ≈ E P +γ  where γ=( 1−δ )( E B − E P ) π e r e ≈ P B × ε −1   where ε=δ+( 1−δ ) P B MathType@MTEF@5@5@+=feaagCart1ev2aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq=Jc9vqaqpepm0xbba9pwe9Q8fs0=yqaqpepae9pg0FirpepeKkFr0xfr=xfr=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@779A@