# You Be the Editor I Answers

Exercise: You Be the Editor I

Can you figure out why the suggested answer (or answers) shown below each statement or phrase  is an improvement on the original (in bold)?

1. These results were obtained jointly by Hilbert and myself.

These results were obtained jointly by Hilbert and me.

Hilbert and I obtained these results jointly.

2. If x > 0, then Euler proved in 1756 that . . .

Euler proved in 1756 that if x > 0, then . . .

3. Since this limit exists, then the series converges.

Since this limit exists, the series converges.

Because this limit exists, the series converges.

4. Obviously, every group G of prime order is simple.

Every group of prime order is simple.

5. Occurrences were observed in which . . .

I saw . . .

6. It has been noticed that . . .

We have noticed that . . .

7. The best one of those are in the book.

The best one of those is in the book.

8, She is one of those who enjoys mathematics.

She is one of those who enjoy mathematics.

She enjoys mathematics.

9. How is he doing in terms of calculus?

How is he doing in calculus?

10. We will learn in the next chapter, how to solve it.

We will learn, in the next chapter, how to solve it.

We will learn in the next chapter how to solve it.

11. Prove that any complex number is the product . . .

Prove that every complex number is the product . . .

12. If x > 1 f(x) < 0.

If x > 1 then f(x) < 0.

13. Substituting (3) into (7), the integral becomes π2/9.

Substituting (3) into (7), we find that the integral is π2/9.

When (3) is substituted into (7), the integral becomes π2/9.

14. There are several methods that are applicable.

Several methods are applicable.