High-level and low-level are terms used in classifying levels of description and goals in many fields where systems could be described from different perspectives. In formal methods, a high-level formal specification can be related to a low-level executable implementation (e.g., formally by mathematical proof using formal verification techniques).
Hugo, Oklahoma. Hugo is a city and county seat of Choctaw County, Oklahoma, United States. It is located in southeastern Oklahoma about 9 miles (14 km) north of the Texas state line. As of the 2010 census, the city population was 5,310.
Why There Are So Many Tornadoes In Oklahoma. Oklahoma is located in a region of the U.S. commonly referred to as Tornado Alley. The National Oceanic and Atmospheric Administration has an explanation for why so many big tornadoes hit this portion of the Midwest. The region is in an ideal spot for supercell thunderstorms, which produce violent tornadoes, like the EF5 that hit Moore, Oklahoma on May 20.