- #1

- 9

- 0

## Main Question or Discussion Point

Is there a specific mathematical term, which refers to this expression?

A * B

------

A - B

A * B

------

A - B

- Thread starter dgm
- Start date

- #1

- 9

- 0

Is there a specific mathematical term, which refers to this expression?

A * B

------

A - B

A * B

------

A - B

- #2

- #3

- 115

- 0

It can be expressed as the reciprocal of (1/B)-(1/A).

- #4

- 9

- 0

It's the form of an expression for the "room constant", a measurement in acoustics:where did you come across this?

S*A

----

S-A

S is total surface area of a room, A is total absorption of a room in sabins.

Nice one. Thanks.It can be expressed as the reciprocal of (1/B)-(1/A).

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