Earlier today my friend, a mathematician, gave me a white bag with this equation on it:
What on Earth is in the bag?
The answer is
The bag is full of bread.
HoVIS Ltd is a British company that produces flour and bread:
The inscription "SIΛ°H" is "HoVIS" upside down.
The bag is full of:
You were holding it upside down, it actually says "HOVIS"
It's a bag of:
Hovis bread - the "equation" is the name (EDIT: just saw it in the supermarket and see the 'o' is lower case) "HoVIS" upside down and (EDIT: perhaps) scrunched up a little.