Typeset exponent correctly.

Author: adk-swisstopo

get-started/retry.md

@@ -27,8 +27,8 @@ Here is an example of algorithm that implements the recommended retry strategy:
 
 5. Upon retryable failure, wait 8 + `jitter` seconds before retrying.
 
-6. And so on, with a delay of min(2^n + `jitter`, `max_backoff`) seconds
-   at each iteration.
+6. And so on, with a delay of min(2<sup>n</sup> + `jitter`, `max_backoff`)
+   seconds at each iteration.
 
 7. After `deadline` seconds, stop retrying the request.
 
@@ -37,7 +37,8 @@ it could be a fractional value between 0 and 1 second.
 
 The `max_backoff` value defines the maximum time to wait between retries. You
 should pick the highest value your use case can support. If you have no specific
-latency requirements, 2^6 (64) seconds should be reasonable in most situations.
+latency requirements, 2<sup>6</sup> (64) seconds should be reasonable in most
+situations.
 
 The `deadline` value defines how long to keep retrying automatically until you
 cancel the request. You should pick a value appropriate to your use case. One