nonlinearity

Bent relationship mathematically

Nonlinearity is the quality of not following a straight line or direct proportion.

In mathematics and physics, a nonlinear system is one where outputs don't scale proportionally with inputs—double the cause doesn't mean double the effect.

The concept extends to narratives that jump around in time rather than proceeding chronologically: The film's nonlinearity made it hard to follow.

Nonlinearities in complex systems can produce unexpected behaviors, feedback loops, and chaos.

chaos

butterfly effect

Small inputs, disproportionate results

turbulence · feedback loops · cascade effect · instability · unpredictability · sensitivity · perturbation · avalanche · tipping point · phase transition

systems

oscillation

Repeated back-and-forth movement

saturation · clipping · distortion · amplification · gain · input-output · regulation · servomechanism · overshoot · steady state

mathematics

differential equation

Equation containing derivatives

topology · eigenvalue · calculus · vector field · fixed point · variational · asymptotic · approximation

curves

parabola

Symmetrical open plane curve

logarithmic · sigmoid · asymptote · inflection point · concavity · polynomial · quadratic · cubic · S-curve · power law

complexity

emergence

Coming into existence

network effects · interdependence · synergy · holism · multifactorial · robustness · scalability · modularity · cybernetics · agent-based

Categories
Opposites
mathematical relationship

nonlinearitylinearity

Straight-path property

proportionality · linear function · linear equation · superposition · additivity

structural form

nonlinearitylinearity

Straight-path property

straightness · straight line · linear progression · direct path · directness

narrative/logical progression

nonlinearitylinearity

Straight-path property

linear narrative · chronological order

Family

line, lineage, alignment, linear, delineate, lineal, nonlinear, affine, linearity

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