Results 21 to 30 of about 220 (127)

Jan Łukasiewicz contre le dictum de omni et de nullo

open access: yesPhilosophia Scientiæ, 2011
This paper explores the reasons why Łukasiewicz in his explanation of Aristotelian syllogistic does not accept the dictum de omni et de nullo as an axiom.
Michel Bastit
doaj   +1 more source

Was Hugh MacColl a logical pluralist or a logical monist? A case study in the slow emergence of metatheorising

open access: yesPhilosophia Scientiæ, 2011
In the mid- and late 1900s Bertrand Russell and Hugh MacColl had a non-discussion about implication and existence, as parts of a dispute over the nature of logic.
Ivor Grattan-Guinness
doaj   +1 more source

Analysis of the Deflection of Aluminum Profiles for Special Applications Using FEM [PDF]

open access: yesArchives of Foundry Engineering
The study presents a numerical analysis and experimental verification of deflection of the elements of the band that forms the superstructure of a medium-sized fire-fighting and rescue vehicle.
T. Bajor, A. Kułakowska, S. Szkudelski
doaj   +1 more source

Application of Plant Oils as Ecologically Friendly Hydraulic Fluids

open access: yesApplied Sciences, 2020
This paper presents the results of physicochemical and tribological tests of vegetable oils obtained by the supercritical fluid extraction method from berry seeds.
Artur Olszak   +5 more
doaj   +1 more source

Działalność Prezydium Gromadzkiej Rady Narodowej w Prusinowicach (1954–1961)

open access: yesBiuletyn Szadkowski, 2019
Gromadzka Rada Narodowa w Prusinowicach została utworzona w wyniku reformy administracyjnej w 1954 r. W jej skład weszły obszary wsi: Prusinowice, Grzybów, Borki Prusinowskie i Góry Prusinowskie, ze zniesionej gminy Zadzim.
Jarosław Stulczewski
doaj   +1 more source

A Feedback Control Sensing System of an Electrorheological Brake to Exert a Constant Pressing Force on an Object

open access: yesSensors, 2023
The paper presents the application of a strain gauge sensor and a viscous brake filled with an electrorheological (ER) fluid, which is a smart material with controlled rheological properties, by an electric field to the fluid domain.
Tomasz Spotowski   +6 more
doaj   +1 more source

Report from the philosophical workshop organized by The Lvov–Warsaw School Research Center and Kazimierz Twardowski Philosophical Society of Lviv

open access: yesZagadnienia Filozoficzne w Nauce, 2021
Between 11–14 February 2021 the first international Philosophical Workshop organized by The Lvov–Warsaw School Research Center (LWSRC) and Kazimierz Twardowski Philosophical Society of Lviv (KTPSL) took place in the on–line version due to the ongoing ...
Ewelina Grądzka
doaj  

The depth and breadth of capitalism at the Cape

open access: yesThe Economic History Review, EarlyView.
Abstract Limited liability company legislation was introduced to the Cape Colony in 1861. An amendment in 1892 led to wider adoption, expanding and diversifying the capital market. Using novel data from the Cape Joint Stock Archive between 1892 and 1902, this paper examines who invested, where capital flowed, and how these patterns shaped firm outcomes
Edward Kerby, Lloyd Melusi Maphosa
wiley   +1 more source

The Calculus of Names—The Legacy of Jan Łukasiewicz

open access: yesAxioms
With his research on Aristotle’s syllogistic, Jan Łukasiewicz initiates the branch of logic known as the calculus of names. This field deals with axiomatic systems that analyse various fragments of the logic of names, i.e., that branch of logic that ...
Andrzej Pietruszczak
doaj   +1 more source

Advances and Current Progress of Dopant Engineering on All‐Inorganic Halide Perovskites Toward High‐Performance Scintillating Materials

open access: yesMetalMat, Volume 3, Issue 2, June 2026.
This review provides the latest advancement on lead‐free all‐inorganic perovskites, covering fundamental aspects, emerging synthetic routes, and scintillation properties. We highlight the dopant engineering strategy to favor the formation and efficient radiative recombination of self‐trapped excitons and the future development direction for the next ...
Galfin Anderias Adu   +6 more
wiley   +1 more source

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