One says that a property P of sets of natural numbers can be made into itself iff there is a numbering α0, α1, . . . of all left-r.e. sets such that the index set {e : αe satisfies P} has the property P as well. For example, the property of being Martin-Löf random can be made into itself. Herein we characterize those singleton properties which can be made into themselves. A second direction of ...

Electronic government (e-gov) may present a considerable number of opportunities but can also pose some threats. For the opportunities to be exploited and threats avoided, this study presents a SWOT analysis of the services provided by e-gov sites from the states of São Paulo, Paraná, Minas Gerais, Rio Grande do Sul and Santa Catarina, Brazil. This analysis enabled the development of a SWOT mat...

Because cyberspace and Internet predominate in the life of users, in addition to business opportunities and time reductions, threats like information theft, penetration into systems, etc. are included in the field of hardware and software. Security is the top priority to prevent a cyber-attack that users should initially be detecting the type of attacks because virtual environments are not moni...

one of the most basic issues that currently the country and even the world is faced with the problem of lack of water and drying up of rivers, wetlands, lakes and etc. in this context, investigated for the reasons and the effects and consequences is essential. in this study, we have tried to use the swot matrix for drying river gamasyab be examined. in this regard, using the rating scale to the...

In an environment which is quite dynamic, Robotic process automation (RPA) booming and of the accounting sector something that we can look forward to in coming years. Automation’s main intention not replace humans with robots, but rather give human workers freedom concentrate on strategic operations. Accounting departments are better suited for RPA because they handle monotonous, routine work d...

Climate change, the main accelerator of which has been consumerism and industry driving it, soon will force companies to make changes that intensify their activities in natural environment. The Covid-19 pandemic, Due specificity, disrupted global supply chains on an unprecedented scale. In addition, progress analysis supported by assumptions tools Industry 4.0 (I4.0) opens unlimited development...

Questioning can be a good starting point for conversation and an interaction, particularly when it is needed done deliberately. As one of the best expressive methods, questioning answering commonly used in Qur'ān. On whole, 1260 explicit implicit questions are asked Only 18 chapters out 114 Qur'ān, no question asked. The have different addressees. Sometimes God inquires man; sometimes Angles ad...