‎‎The investigation of equational compactness was initiated by‎ ‎Banaschewski and Nelson‎. ‎They proved that pure injectivity is‎ ‎equivalent to equational compactness‎. ‎Here we define the so‎ ‎called sequentially compact acts over semigroups and study‎ ‎some of their categorical and homological properties‎. ‎Some‎ ‎Baer conditions for injectivity of S-acts are also presented‎.

Several Iranian university students were expelled from Hungary to Iran due their (allegedly) unlawful behaviour during quarantine period at the outburst of Covid-19 pandemic on grounds being a threat public policy and security. The case reveals worrisome practice in reasoning expulsion decisions, irrespective pandemic. By analysing judgment review an administrative decision expulsion, article e...

Mastery over speech acts plays a significant role in the accomplishment of communication between interlocutors. Thus, present study aimed to investigate Iranian EFL Instructors' perception and instructional practices towards form-focused instruction acts, specifically request apology invitation. To this aim, through sequential explanatory mixed-methods design, researchers selected 30 English la...

This study was an attempt to investigate Iranian and Spanish intermediate nonnative English learners’ request strategies to their faculty. To this aim, 74 (50 Iranian and 24 Spanish) nonnative English intermediate learners participated in this study. A discourse completion test (DCT) was used to elicit the request strategies used by the participants. The findings suggested the participants empl...

The purpose of the study was to examine how teacher motivational practice might influence Iranian EFL Learners’ Request and Refusal Speech Acts Production. To this end, five instruments were used to provide appropriate responses to research questions: (a) Quick Placement Test (b) the Motivational Orientation of Language Teaching classroom observation scheme, (c) the Post-Lesson Teacher Evaluati...

this study sought to investigate the impact of teaching speech acts and role relations through authentic audio-taped and video-taped materials on the level of iranian efl learners’ pragmatic competence. to this end, 55 intermediate learners were ed and randomly assigned to two experimental groups: the audio-taped group and the video-taped group. during the treatment, the audio-taped group recei...