What is tensor tnsr?

Excuse me, could you please clarify what "tensor tnsr" refers to in this context? Is it a specific term related to cryptography, blockchain technology, or a financial concept? It's not immediately apparent to me, and I'd appreciate it if you could elaborate on its meaning and potential significance within the realm of cryptocurrency and finance. Is it a mathematical concept that underpins certain cryptographic algorithms, or is it a new acronym that's been coined recently in the industry? Your explanation would be greatly appreciated.