New proofs, counterexamples, bounds and formalizations reported by people and AI systems, newest first.

Reported developments, attributed to their sources. Inclusion is not an OpenMath assessment; evidence slots show what each source reports. Updated Oct 13, 2026.

April 2026 39

FormalizationCombinatoricsErdős #974

Erdős problem #974

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #844

Erdős problem #844

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #427

Erdős problem #427

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #818

Erdős problem #818

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #1098

Erdős problem #1098

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #760

Erdős problem #760

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #24

Erdős problem #24

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #296

Erdős problem #296

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #259

Erdős problem #259

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #178

Erdős problem #178

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #923

Erdős problem #923

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #658

Erdős problem #658

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #426

Erdős problem #426

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #775

Erdős problem #775

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #621

Erdős problem #621

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #519

Erdős problem #519

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #1136

Erdős problem #1136

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #904

Erdős problem #904

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #280

Erdős problem #280

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #1196

Erdős problem #1196

Formalization of an existing proof. Contribution type: Formalization.

Gauss
LFCR
FormalizationCombinatoricsErdős #1121

Erdős problem #1121

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #914

Erdős problem #914

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #540

Erdős problem #540

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #484

Erdős problem #484

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #194

Erdős problem #194

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #753

Erdős problem #753

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #258

Erdős problem #258

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #268

Erdős problem #268

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #1193

Erdős problem #1193

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #1141

Erdős problem #1141

Formalization of an existing proof. Contribution type: Formalization.

GPT-5.4 Pro
LFCR
FormalizationCombinatoricsErdős #1125

Erdős problem #1125

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #990

Erdős problem #990

Formalization of an existing proof. Contribution type: Formalization.

GPT-5.4 Pro
LFCR
FormalizationCombinatoricsErdős #907

Erdős problem #907

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #905

Erdős problem #905

Formalization of an existing proof. Contribution type: Formalization.

Aristotle · GPT-5.4
LFCR
FormalizationCombinatoricsErdős #867

Erdős problem #867

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #237

Erdős problem #237

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #692

Erdős problem #692

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #997

Erdős problem #997

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR
FormalizationCombinatoricsErdős #314

Erdős problem #314

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR

March 2026 1

FormalizationCombinatoricsErdős #150

Erdős problem #150

Formalization of an existing proof. Contribution type: Formalization.

Aristotle
LFCR