Expressing love with mathematical terminology is beautifully done in "One More Love Poem" by Dunya Mikhail -- this poem was offered by poets.org in their poem-a-day feature on April 2, 2021 and it deserves to be widely shared.
One More Love Poem by Dunya Mikhail
If I had one more day
I would write a love poem
composed of one word
repeated like binary code.
I’ll multiply it by the number
of days that passed
without saying it to you
and I’ll add the days