Multiplier

The term multiplier may refer to:

In electrical engineering:

• Binary multiplier, a digital circuit to perform rapid multiplication of two numbers in binary representation
• Analog multiplier, a device that multiplies two analog signals
• Frequency multiplier, a device that generates a signal at an integer multiple of its input frequency

In macroeconomics:

• Multiplier (economics), any measure of the proportional effect of an exogenous variable on an endogenous variable
• Fiscal multiplier, a term that measures how much aggregate demand changes in response to a change in spending
• Money multiplier, a term that measures how much money the banking system generates when the central bank increases the monetary base

In warfare:

• Force multiplier, a factor that dramatically increases the combat-effectiveness of a given military force.

In mathematics:

• Lagrange multiplier, a scalar variable used in mathematics to solve an optimisation problem for a given constraint.
• multiplier (Fourier analysis), an operator that multiplies the Fourier coefficients of a function by a specified function (known as the symbol).
• multiplier of orbit
• Characteristic multiplier
• Multiplier algebra, a construction on C*-Algebras and similar structures.

In fishing:

• A multiplier fishing reel creates less friction when casting.

In clock signal:

• A CPU multiplier allows a CPU to perform more cycles per single cycle of the front side bus.

In lotteries

• The PowerPlay is a multiplier for the lower-tier prizes in the US Powerball game. In the rival Mega Millions, it exists only in Texas, and is known as the Megaplier. Some lotteries that sell Powerball also offer Hot Lotto; whose Sizzler (known in North Dakota as Triple Sizzler) automatically triples non-jackpot prizes.

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