0 an instrument for calculating, like a ruler in shape and having a central section that slides up and down between the outer sections. -- logaritmické pravítko
It is not a problem of the slide rule and the tape measure; it is a human problem.
Five or six routes break even—and on the slide rule aproach might make a small profit or loss—while many routes lose a lot of money.
Really, one wants a slide rule and an electronic calculator.
The shopper will not need a logarithmic table, but it might be desirable to provide a slide rule.
He will also need a slide rule to help him out.
But what have we seen of the slide rule?
That may be an error in my slide rule.
Most of these figures can be easily worked out on a slide rule.
