z = r (cosθ + isinθ) ax + by + cz + d = 0 a (f(x + T) = f(x), ∀ x ∈ IR) (f(−x) = f(x), ∀ x ∈ D) −x + 2y + z + t = −1 2x + 2y + z + 4t = 0 C = {z = x + iy x, y ∈ IR}

A mathematical estimator for on commission valves

Valland designs and manufactures valves on commission for the Oil & Gas sector with ever-changing requirements in terms of size, shape, strength and operational constraints. When a new request arrives, it is essential to be able to respond with an accurate quotation in the shortest time possible.

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z = −1 + i nα = θ + 2πk u = ρ (cosα + isinα) f(x) = 3x − 2 ax + by + cz + d = 0 a (f(x + T) = f(x), ∀ x ∈ IR) z = −1 + i

The benefits of model extension

  • Description and benefits
Fast quotation
Estimation of new components
Design support