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2025

Journal Article

New foundations of reasoning via real-valued first-order logics

Badia, Guillermo, Fagin, Ronald and Noguera, Carles (2025). New foundations of reasoning via real-valued first-order logics. The Bulletin of Symbolic Logic. doi: 10.1017/bsl.2024.56

New foundations of reasoning via real-valued first-order logics

2025

Journal Article

Asymptotic truth-value laws in many-valued logics

Badia, Guillermo, Caicedo, Xavier and Noguera, Carles (2025). Asymptotic truth-value laws in many-valued logics. The Journal of Symbolic Logic, 1-23. doi: 10.1017/jsl.2024.46

Asymptotic truth-value laws in many-valued logics

2025

Journal Article

A modular bisimulation characterisation for fragments of hybrid logic

Badia, Guillermo, Gaina, Daniel, Knapp, Alexander, Kowalski, Tomasz and Wirsing, Martin (2025). A modular bisimulation characterisation for fragments of hybrid logic. The Bulletin of Symbolic Logic, 1-24. doi: 10.1017/bsl.2025.9

A modular bisimulation characterisation for fragments of hybrid logic

2023

Journal Article

Frame definability in finitely-valued modal logics

Badia, Guillermo, Caicedo, Xavier and Noguera, Carles (2023). Frame definability in finitely-valued modal logics. Annals of Pure and Applied Logic, 174 (7) 103273, 103273. doi: 10.1016/j.apal.2023.103273

Frame definability in finitely-valued modal logics

2023

Journal Article

Maximality of logic without identity

Badia, Guillermo, Caicedo, Xavier and Noguera, Carles (2023). Maximality of logic without identity. The Journal of Symbolic Logic, 89 (1) PII S0022481223000026, 1-16. doi: 10.1017/jsl.2023.2

Maximality of logic without identity

2024

Journal Article

First-order friendliness

Badia, Guillermo and Makinson, David (2024). First-order friendliness. Review of Symbolic Logic, 17 (4), 1055-1069. doi: 10.1017/S175502032300014X

First-order friendliness

2024

Journal Article

A parametrised axiomatization for a large number of restricted second-order logics

Badia, Guillermo and Bell, John Lane (2024). A parametrised axiomatization for a large number of restricted second-order logics. Journal of Logic and Computation, 34 (7), 1295-1304. doi: 10.1093/logcom/exad050

A parametrised axiomatization for a large number of restricted second-order logics

2024

Journal Article

Relevant Consequence Relations: An Invitation

Badia, Guillermo, Behounek, Libor, Cintula, Petr and Tedder, Andrew (2024). Relevant Consequence Relations: An Invitation. The Review of Symbolic Logic, 17 (3) PII S1755020323000205, 762-792. doi: 10.1017/s1755020323000205

Relevant Consequence Relations: An Invitation

2023

Journal Article

A Lindström theorem for intuitionistic first-order logic

Olkhovikov, Grigory, Badia, Guillermo and Zoghifard, Reihane (2023). A Lindström theorem for intuitionistic first-order logic. Annals of Pure and Applied Logic, 174 (10) 103346, 103346. doi: 10.1016/j.apal.2023.103346

A Lindström theorem for intuitionistic first-order logic

2023

Journal Article

Editorial: Special issue in honour of John Newsome Crossley

Badia, Guillermo (2023). Editorial: Special issue in honour of John Newsome Crossley. Interest Group in Pure and Applied Logics. Logic Journal, 31 (6), 1-5. doi: 10.1093/jigpal/jzad011

Editorial: Special issue in honour of John Newsome Crossley

2023

Journal Article

Introduction to the special issue ‘Valerie Plumwood’s contributions to Logic’

Tedder, Andrew and Badia, Guillermo (2023). Introduction to the special issue ‘Valerie Plumwood’s contributions to Logic’. The Australasian Journal of Logic, 20 (2), 95-96. doi: 10.26686/ajl.v29i2.8281

Introduction to the special issue ‘Valerie Plumwood’s contributions to Logic’

2023

Journal Article

Omitting Types Theorem in hybrid-dynamic first-order logic with rigid symbols

Gaina, Daniel, Badia, Guillermo and Kowalski, Tomasz (2023). Omitting Types Theorem in hybrid-dynamic first-order logic with rigid symbols. Annals of Pure and Applied Logic, 174 (3) 103212, 1-41. doi: 10.1016/j.apal.2022.103212

Omitting Types Theorem in hybrid-dynamic first-order logic with rigid symbols

2022

Journal Article

Craig Interpolation fails in Bi-Intuitionistic Predicate Logic

Olkhovikov, Grigory and Badia, Guillermo (2022). Craig Interpolation fails in Bi-Intuitionistic Predicate Logic. Review of Symbolic Logic, 17 (2) PII S1755020322000296, 1-23. doi: 10.1017/S1755020322000296

Craig Interpolation fails in Bi-Intuitionistic Predicate Logic

2022

Journal Article

Paraconsistent metatheory: new proofs with old tools

Badia, Guillermo, Weber, Zach and Girard, Patrick (2022). Paraconsistent metatheory: new proofs with old tools. Journal of Philosophical Logic, 51 (4), 825-856. doi: 10.1007/s10992-022-09651-x

Paraconsistent metatheory: new proofs with old tools

2022

Journal Article

Axiomatization via translation: Hiz's warning for predicate logic

Badia, Guillermo, Crossley, John and Humberstone, Lloyd (2022). Axiomatization via translation: Hiz's warning for predicate logic. Logique et Analyse, 257 (257), 39-56. doi: 10.2143/LEA.257.0.3291070

Axiomatization via translation: Hiz's warning for predicate logic

2021

Journal Article

A 0-1 law in mathematical fuzzy logic

Badia, Guillermo and Noguera, Carles (2021). A 0-1 law in mathematical fuzzy logic. IEEE Transactions on Fuzzy Systems, 30 (9), 1-1. doi: 10.1109/TFUZZ.2021.3131200

A 0-1 law in mathematical fuzzy logic

2021

Journal Article

The performance of social responsible investing from retail investors' perspective: international evidence

Badía, Guillermo, Ferruz, Luis and Cortez, Maria Céu (2021). The performance of social responsible investing from retail investors' perspective: international evidence. International Journal of Finance and Economics, 26 (4), 6074-6088. doi: 10.1002/ijfe.2109

The performance of social responsible investing from retail investors' perspective: international evidence

2021

Journal Article

Maximality of bi-intuitionistic propositional logic

Olkhovikov, Grigory and Badia, Guillermo (2021). Maximality of bi-intuitionistic propositional logic. Journal of Logic and Computation, 32 (1) exab058, 1-31. doi: 10.1093/logcom/exab058

Maximality of bi-intuitionistic propositional logic

2021

Journal Article

A general omitting types theorem in mathematical fuzzy logic

Badia, Guillermo and Noguera, Carles (2021). A general omitting types theorem in mathematical fuzzy logic. IEEE Transactions on Fuzzy Systems, 29 (6) 9003263, 1386-1394. doi: 10.1109/TFUZZ.2020.2975146

A general omitting types theorem in mathematical fuzzy logic

2021

Journal Article

Lindström theorems in graded model theory

Badia, Guillermo and Noguera, Carles (2021). Lindström theorems in graded model theory. Annals of Pure and Applied Logic, 172 (3) 102916, 102916. doi: 10.1016/j.apal.2020.102916

Lindström theorems in graded model theory