1. Contents: (Math. Log. Quart. 4/2021). Issue 4 (9th December 2021) Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 399 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Cover Picture. Issue 4 (9th December 2021) Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 397 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Effective aspects of Jacobson radicals of rings. Issue 4 (17th November 2021) Authors: Wu, Huishan Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 489 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Expansions of Presburger arithmetic with the exchange property. Issue 4 (14th October 2021) Authors: Mariaule, Nathanaël Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 409 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Generic expansion of an abelian variety by a subgroup. Issue 4 (5th November 2021) Authors: d'Elbée, Christian Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 402 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Issue Information. Issue 4 (9th December 2021) Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: NA Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. MA(ℵ0) restricted to complete Boolean algebras and choice. Issue 4 (17th November 2021) Authors: Tachtsis, Eleftherios Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 420 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Normalizing notations in the Ershov hierarchy. Issue 4 (20th November 2021) Authors: Peng, Cheng Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 506 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Sheaves of structures, Heyting‐valued structures, and a generalization of Łoś's theorem. Issue 4 (20th November 2021) Authors: Aratake, Hisashi Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 445 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. The profinite topology of free groups and weakly generic tuples of automorphisms. Issue 4 (11th November 2021) Authors: Sági, Gábor Journal: Mathematical logic quarterly Issue: Volume 67:Issue 4(2021) Page Start: 432 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗