Convex


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Convex

Curved, as in the shape of the outside of a circle. Usually referring to the price/required yield relationship for option-free bonds.

Convex

Describing a curve. Generally speaking, analysts use convex to describe the price-yield relationship of coupon bonds.
References in periodicals archive ?
Reportedly, Convex Group will leverage its underwriting and claims management excellence, while WNS will provide processing support with its deep (re)insurance domain knowledge and track record in the specialty and reinsurance lines of business to design, build and implement a best-in-class unique target operating model.
Convex UK will be the group's London-based specialty insurer and will be the principal contributor of premium income.
Stephen Catlin said: "The launch of Convex distils vast industry experience and client focus to create the insurance company of the future.
Convex will underwrite insurance and reinsurance for complex specialty risks across a diversified range of business lines in London and Bermuda, the company said in a statement.
Flat and convex barriers are common, which the SenSura Mio offers a solution for.
In [7] one can find an interesting new result about the existence of convex solutions of [P.sub.1(0,b)] where 0 < [beta] < 1 under some conditions.
A function [phi] analytic in E is convex of order [alpha]; 0 [less than or equal to] [alpha] < 1 in E if and only if z[phi]'(z) is starlike of order [alpha]; 0 [less than or equal to] [alpha] < 1 in E (e.g., see Duren [4]).
If f(x) should be the end point of the path for every x, y [member of] I, then we have [eta](x, y) = x - y and the function reduces to a convex one.
A function f: [DELTA] = [a, b] x [c, d] [subset not equal to] [R.sup.2] [right arrow] R is said to be convex on the coordinates on [DELTA] with a < b and c < d if the partial functions
First, in the section "Literature Review: Several Characterizations of the Increasing Convex Order," the increasing convex order, Ross's strongly more risk averse order, and the theory indicating how these two orders can be combined to facilitate comparative statics analysis are reviewed.
Many mathematicians have studied convergence of convex sets on different spaces ([1], [11], [12]):
Section 2 is a preliminary on abstract convex spaces due to ourselves.