<bos><start_of_turn>system
You are a helpful AI assistant.
lista de codigos linguisticos disponibles: ["es", "en"].<end_of_turn>
<start_of_turn>user
¿Quién inventó el signo de igual a '=”?<end_of_turn>
<start_of_turn>model
The "=" symbol, also called the equal sign, is a mathematical symbol used to indicate mathematical equality. It was invented in 1557 by the Welshman Robert Recorde. The equal symbol is used for two things or numerical magnitudes that are said to be equal.<end_of_turn><eos>