What is a complement of a matrix? The complement matrix of A is defined and denoted by Ac = J − A, where J is the matrix with each entry being 1. In particular, when A is a square {0, 1}-matrix with each diagonal entry being 0, another kind of complement matrix of A is…
Category: Interesting
Is England a part of Europe?
Is England a part of Europe? The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom (UK) or Britain, is a sovereign country in north-western Europe, off the north-western coast of the European mainland. Is Europe and England the same country? England, just as the rest of the UK, is…
What country imports the most apples?
What country imports the most apples? Russian Federation Countries Who Import The Most Apples Rank Country Imported Apples (tons) 1 Russian Federation 1,352,347 2 Germany 658,442 3 United Kingdom 479,667 4 Netherlands 330,991 What Vietnam imports the most? Top 10 Electrical machinery, equipment: US$96 billion (34.3\% of total imports) Machinery including computers: $26.9 billion (9.6\%)…
Which sunscreen is best for oily and sensitive skin?
Which sunscreen is best for oily and sensitive skin? Top15 best sunscreens for oily skin in India: Lotus Herbals Safe Sun 3-In-1 Matte Look Daily Sunblock. MCaffeine SPF 30+ PA++ Sea Ferns Sunscreen, Dewy Finish. Neutrogena Ultra Sheer Dry-Touch SPF 50+ Sunblock. DERMA ESSENTIA Sunscreen SPF 50 gel | Anti Pollution | Sunscreen Gel. Aroma…
Are drug Detection Dogs Effective?
Are drug Detection Dogs Effective? How accurate are sniffer dogs? A report prepared by the New South Wales Ombudsman found that almost every indication by a sniffer dog resulted in a member of the public being searched. However, interestingly, approximately 75\% of those searched were not found to be in possession of illicit drugs. How…
What would happen to a population if it was below the carrying capacity of the ecosystem?
What would happen to a population if it was below the carrying capacity of the ecosystem? The difference between the birth rate and the death rate is the natural increase. If the population of a given organism is below the carrying capacity of a given environment, this environment could support a positive natural increase; should…
Can I get Netflix on my old Vizio TV?
Can I get Netflix on my old Vizio TV? Due to technical limitations, Netflix will no longer be available on some 2013 and older VIZIO Televisions and Blu Ray Players. You can continue to stream Netflix on other supported devices, including gaming consoles, streaming media players, mobile or tablet devices, and other VIZIO Smart TVs….
What are the administrative duties of a teacher?
What are the administrative duties of a teacher? … a 60\% criteria as an indication of where a member can be said to have main responsibility (other than the teacher), administrative staff now performed 13 of the 26 tasks (i.e., collecting money, chasing absences, copy typing, producing standard letters, producing class lists, record keeping, analysing…
Why do you think the Puritans really came to America?
Why do you think the Puritans really came to America? Because the king of England was head of both church and state, the Puritans’ opposition to religious authority meant they also defied the civil authority of the state. In 1630, the Puritans set sail for America. Was America founded by Puritans? In the early 17th…
Is it illegal to sleep in your car in a parking lot in Texas?
Is it illegal to sleep in your car in a parking lot in Texas? As a result, many well-known businesses that typically allow overnight parking are adjusting to comply with new local regulations. Keep in mind: A new bill in Texas will make sleeping in your car, in a public place, a crime. Where can…