Pressing the "help"() button will display a help page for that calculator or utility view.
These help views may open in a popover on iPads and iPhone 6 plus.
The bottom arrows are your forward and back arrows.
"Done" dismisses the view.
will reload the page.
Opens the page in your web browser.
If you have an iPad or iPhone 6 plus (with a split view) you can tap
from the home menu to view the documentation in the split view. This lets you read the documentation and work through examples while you have the calculator open in the detail screen.