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2. Module (mathematics) - Wikipedia

   en.wikipedia.org/wiki/Module_(mathematics)

   In mathematics, a module is a generalization of the notion of vector space in which the field of scalars is replaced by a (not necessarily commutative) ring. The concept of a module also generalizes the notion of an abelian group, since the abelian groups are exactly the modules over the ring of integers. [1]

3. Quaternion - Wikipedia

   en.wikipedia.org/wiki/Quaternion

   This non-commutativity has some unexpected consequences, among them that a polynomial equation over the quaternions can have more distinct solutions than the degree of the polynomial. For example, the equation z 2 + 1 = 0, has infinitely many quaternion solutions, which are the quaternions z = b i + c j + d k such that b 2 + c 2 + d 2 = 1.

4. Saxon math - Wikipedia

   en.wikipedia.org/wiki/Saxon_math

   The Saxon Math 1 to Algebra 1/2 (the equivalent of a Pre-Algebra book) curriculum [3] is designed so that students complete assorted mental math problems, learn a new mathematical concept, practice problems relating to that lesson, and solve a variety of problems. Daily practice problems include relevant questions from the current day's lesson ...

5. Module:Math - Wikipedia

   en.wikipedia.org/wiki/Module:Math

   This Lua module is used on 1,620,000+ pages, or roughly 3% of all pages. To avoid major disruption and server load, any changes should be tested in the module's /sandbox or /testcases subpages, or in your own module sandbox.

6. Smart grid - Wikipedia

   en.wikipedia.org/wiki/Smart_grid

   The GridWise Architecture Council Interoperability Context Setting Framework, V 1.1 defines necessary guidelines and principles. [ 51 ] GridWorks – A DOE OE program focused on improving the reliability of the electric system through modernizing key grid components such as cables and conductors, substations and protective systems, and power ...

7. Variable-frequency drive - Wikipedia

   en.wikipedia.org/wiki/Variable-frequency_drive

   Small variable-frequency drive Chassis of above VFD (cover removed). A variable-frequency drive (VFD, or adjustable-frequency drive, adjustable-speed drive, variable-speed drive, AC drive, micro drive, inverter drive, variable voltage variable frequency drive, or drive) is a type of AC motor drive (system incorporating a motor) that controls speed and torque by varying the frequency of the ...

8. Solar power in India - Wikipedia

   en.wikipedia.org/wiki/Solar_power_in_India

   The total operating capacity in Tamil Nadu was 1.8 GW. [63] On 1 July 2017, the solar power tariff in Tamil Nadu has hit an all-time low of ₹3.47 per unit when bidding for 1500 MW capacity was held. [78] [79] The 648-MW Kamuthi Solar Power Project is the biggest operating project in the state. On 1 January 2018, NLC India Limited (NLCIL ...

9. List of Pawn Stars episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Pawn_Stars_episodes

   Pawn Stars is an American reality television series that premiered on History on July 19, 2009. The series is filmed in Las Vegas, Nevada, where it chronicles the activities at the World Famous Gold & Silver Pawn Shop, a 24-hour family business operated by patriarch Richard "Old Man" Harrison, his son Rick Harrison, Rick's son Corey "Big Hoss" Harrison, and Corey's childhood friend, Austin ...