To do the method, begin by writing the two numbers you want to multiply at the top of two columns. In the left column, you progressively halve the number and take the integer floor of any “and a half” ...

Following a major fire at a PG&E substation, restoration efforts are underway to reconnect affected customers in San Francisco. The utility emphasizes safety, ongoing communication... Power quality ...

Abstract: Grid-forming inverters (GFMs) may experience instability in strong grids, often resulting from voltage control interference, particularly when multiple voltage sources are electrically close ...

Abstract: The large elliptical orbit aerospace vehicle has complex motion characteristics and harsh flight environment. When tracking its trajectory, it is prone to the loss of measurement data caused ...