concave plane
11compass plane — noun a plane with a flexible face that can plane concave or convex surfaces • Syn: ↑circular plane • Hypernyms: ↑plane, ↑carpenter s plane, ↑woodworking plane * * * noun : circular plane …
12circular plane — noun a plane with a flexible face that can plane concave or convex surfaces • Syn: ↑compass plane • Hypernyms: ↑plane, ↑carpenter s plane, ↑woodworking plane * * * noun : a woodworking plane with flexible face adjustable for planing convex or… …
13Cutting-plane method — In mathematical optimization, the cutting plane method is an umbrella term for optimization methods which iteratively refine a feasible set or objective function by means of linear inequalities, termed cuts. Such procedures are popularly used to… …
14beading plane — noun a plane with a concave blade for making moulding with beadwork • Hypernyms: ↑plane, ↑carpenter s plane, ↑woodworking plane * * * noun : a carpenter s plane with a cutter having a semicircular concave edge for making beads on molding …
15Convex and Concave — Artist M. C. Escher Year 1955 Type lithograph Dimensions 27.5 cm × 33.5 cm (10.8 in × 13.2 in) Convex an …
16Tilted plane focus — Limits to focus in imaging Focus is relative to spatial depth. Selective focus in photography is usually associated with depth of focus. A pinhole generates an image of ‘infinite’ relative focus from a point just outside the opening out to… …
17Monochromatic electromagnetic plane wave — In general relativity, the monochromatic electromagnetic plane wave spacetime is the analog of the monochromatic plane waves known from Maxwell s theory. The precise definition of the solution is a bit complicated, but very instructive. Any exact …
18Shoulder plane — The shoulder plane is like a rebate plane, in that the blade extends, therefore cuts, to the full width of the tool. The shoulder plane is used to trim the shoulders and faces of tenons. It is used when it is necessary to trim right into the… …
19plano-concave — /play noh kon kayv, kon kayv /, adj. Optics. pertaining to or noting a lens that is plane on one side and concave on the other. See diag. under lens. [1685 95; PLANO 1 + CONCAVE] * * * …
20plano-concave — [plā΄nō kän kāv′, plā΄nōkän′kāv΄] adj. having one side plane and the other concave: see LENS …
