The article discusses the four methods used at Saint Paul's School in Brooklandville, Maryland for calculating grade point average (GPA) of high school students. These methods include the unweighted, traditional GPA, the flat, unweighted GPA and the National Collegiate Athletic Association (NCAA) ...
Assuming that the surrounding rock in the rockburst section is granite, the main surrounding rock parameters are selected as follows: elastic modulus E = 20 GPa, Poisson’s ratio μ = 0.25, the in-situ stress is 40 MPa and the lateral pressure coefficient is 1, and the maximum strain energ...
dAoeftsedaremrteeisrnumalttii,nowantei(oio.neb.t(,air.ie2n).,eurd2s)ifinutgnseitnshsgebtfheotelwlofeowellnionwtghieenxvgpaerrexiaspsbrileoesnss:oiofnin: terest by means of calculating the coefficient 2 r2 =r2= ∑ − (PAN − ) ∑ MSi − MSi PAN − PAN 2 ∑∑...