Figure 3From: Duality in nondifferentiable minimax fractional programming with B-(p, r)- invexity ψ = 1 r e 1 . 4 6 1 2 9 6 1 7 6 × r - 1 r e 1 . 4 6 9 2 9 1 2 5 8 × r 1 + 0 . 4 5 × r p e 0 . 3 0 2 1 7 6 5 1 8 6 × p - 1 .Back to article page