Source-pinned research

Research proof index

Search theorem names, mathematical ideas, modules, topics, projects, and role-labelled researchers. Open a result for its complete indexed Lean declaration and source record.

This index contains 6 research declarations. Search 10,000 more complete Mathlib declarations.

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Project-declaredLean 4.33.0-rc1

Countable not cadlag Modif ae eq

ProbabilityTheory.countable_not_cadlagModif_ae_eq

Plain-language statement

The set of points where the cadlag modification of a real quasimartingale along a countable dense set T disagrees with X is countable.

probabilitystochastic processesmeasure theory

Source project: Brownian motion

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Countable not right Lim Within ae eq

ProbabilityTheory.countable_not_rightLimWithin_ae_eq

Plain-language statement

The set of points where the right limit along a countable dense set T disagrees with X is countable.

probabilitystochastic processesmeasure theory

Source project: Brownian motion

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Exists seq gt tendsto of not countable

ProbabilityTheory.exists_seq_gt_tendsto_of_not_countable

Plain-language statement

Any uncountable set in a separable, densely-ordered, first-countable linear order admits a strictly decreasing sequence of its elements converging to a point from the right.

probabilitystochastic processesmeasure theory

Source project: Brownian motion

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Tendsto right Lim comp of gt

ProbabilityTheory.tendsto_rightLim_comp_of_gt

Plain-language statement

Along a strictly decreasing sequence u → x from the right, the regularized values r (u k) tend to the right limit of h at x along T' ⊇ T.

probabilitystochastic processesmeasure theory

Source project: Brownian motion

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Tendsto right Lim comp of lt

ProbabilityTheory.tendsto_rightLim_comp_of_lt

Plain-language statement

Along a strictly increasing sequence u → x from the left, the regularized values r (u k) tend to the left limit of h at x along T' ⊇ T.

probabilitystochastic processesmeasure theory

Source project: Brownian motion

Person-level attribution pending.

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Project-declaredLean 4.33.0-rc1

Tendsto right Lim nhds LT

ProbabilityTheory.tendsto_rightLim_nhdsLT

Plain-language statement

The right-limit regularization inherits left limits of h along T.

probabilitystochastic processesmeasure theory

Source project: Brownian motion

Person-level attribution pending.

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