Hoek–Brown failure criterion

Physics

Geology

Brittleness

Nonlinear system

Isotropy

Mathematics

Rock mass classification

Ultimate tensile strength

Pyramid (geometry)

Mathematical analysis

Piecewise linear function

Composite material

Geotechnical engineering

Materials science

Geometry

Quantum mechanics

Journal of Structural Geology

A failure criterion typically is phenomenological since few models exist to theoretically derive the mathematical function. Indeed, a successful failu…

Brittle failure of rock: A review and general linear criterion