## `QueryDslDecayFunction`
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type QueryDslDecayFunction = [QueryDslUntypedDecayFunction](./QueryDslUntypedDecayFunction.md) | [QueryDslDateDecayFunction](./QueryDslDateDecayFunction.md) | [QueryDslNumericDecayFunction](./QueryDslNumericDecayFunction.md) | [QueryDslGeoDecayFunction](./QueryDslGeoDecayFunction.md);
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