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In 1917, the CB&Q upgraded the boiler design on the O-1, resulting in a new class of locomotives being created; the O-1A. [ 2 ] [ 3 ] The O-1A's were designed with radially stayed fireboxes and feedwater heaters, and their boiler pressure was upgraded to 200 psi (1,379 kPa), resulting in their ability to produce 58,090 lbf (258 kN) of tractive ...
Tobin's q [a] (or the q ratio, and Kaldor's v), is the ratio between a physical asset's market value and its replacement value.It was first introduced by Nicholas Kaldor in 1966 in his paper: Marginal Productivity and the Macro-Economic Theories of Distribution: Comment on Samuelson and Modigliani.
The Chicago, Burlington and Quincy Railroad (reporting mark CBQ) was a railroad that operated in the Midwestern United States.Commonly referred to as the Burlington Route, the Burlington, CB&Q, or as the Q, [2] [3] it operated extensive trackage in the states of Colorado, Illinois, Iowa, Missouri, Nebraska, Wisconsin, Wyoming, and also in Texas through subsidiaries Colorado and Southern ...
For centuries, biblical scholars followed the Augustinian hypothesis: that the Gospel of Matthew was the first to be written, Mark used Matthew in the writing of his, and Luke followed both Matthew and Mark in his (the Gospel of John is quite different from the other three, which because of their similarity are called the Synoptic Gospels).
The roots of the quadratic function y = 1 / 2 x 2 − 3x + 5 / 2 are the places where the graph intersects the x-axis, the values x = 1 and x = 5. They can be found via the quadratic formula. In elementary algebra, the quadratic formula is a closed-form expression describing the solutions of a quadratic equation.
B or b is the second letter of the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide.Its name in English is bee (pronounced / ˈ b iː /), plural bees.
A retrospective study suggests that Fridericia's method and the Framingham method may produce results most useful for stratifying the 30-day and 1-year risks of mortality. [ 11 ] Upper limit of normal QT interval, corrected for heart rate according to Bazett's formula , [ 5 ] Fridericia's formula, [ 10 ] and subtracting 0.02 s from QT for every ...
Sylvester's law of inertia states that the numbers of each 0, 1, and −1 are invariants of the quadratic form, in the sense that any other diagonalization will contain the same number of each. The signature of the quadratic form is the triple ( n 0 , n + , n − ) , where these components count the number of 0s, number of 1s, and the number of ...