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A function that increases or decreases abruptly from one constant value to another.
- ‘For a function as elementary as this, a simple step function can be used.’
- ‘It is advisable to represent the S function as a step function.’
- ‘However, again there are thresholds where the value of the change is a step function.’
- ‘The time to treatment morbidity and survival were plotted as a step function.’
- ‘Different treatments have considered a quadratic function, an exponential quadratic function, or a step function.’
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The definitions of ‘buddy’ and ‘bro’ in the OED have recently been revised. We explore their history and increase in popularity.