Shape of a Decline poster

The Arps family b = 0 to 1.5, the curve every well-file reader should know.

CAD $44.99 launch price

Opening soon. Get an email when the shop opens.

About this design

The Arps family of decline curves from b = 0 to b = 1.5 on one sheet: exponential, hyperbolic and harmonic, the shapes every well-file reader should be able to recognise. Equations and a short reading guide are printed on the poster. Choose the dark Night edition or the cream Paper edition.

Details

• 18 x 24 inch print, Night (dark) or Paper (cream) colourway
• Drawn from the open Tidywells dataset, data through September 2026
• Source, method and data window printed on the poster
• Produced and shipped by our fulfilment partner; timing shown at checkout

Launch price in Canadian dollars; shipping and tax are added at checkout and the store confirms the final price. Tidywells is not affiliated with any regulator or operator.