Recently, with the growing number of cyber-attacks and the constant lack of effective and state-of-art defense methods, cyber risks become ubiquitous in enterprise networks, manufacturing plants, and government computer systems. Cyber-insurance has become one of the major ways to mitigate the risks as it can transfer the cyber-risks to insurance companies and improve the security status of the ...

This essay examines greetings as one of the elements of politeness in a Nigerian community and how it influences the cultural characteristics of the people. To analyze, this essay makes use of speech act theory and politeness principle and also considers the pragmatic context in analyzing different types of greetings such as condolences, departure and arrival, rejoicing, daily greetings, casual...

The work argues the principle of equivalence to be a theorem and not a principle (in a sense of an axiom). It contains a detailed analysis of the concepts of normal and inertial frame of reference. The equivalence principle is proved to be valid (at every point and along every path) in any gravitational theory based on linear connections. Possible generalizations of the equivalence principle ar...