According to Parmenides, a pre-Socratic Greek philosopher, time is indeed a subject of debate. Parmenides argued that reality is unchanging and eternal, and that time, as we understand it, is an illusion. He believed in the concept of the "Wholly Present Time," where everything that has ever existed or will exist is already fixed and unchanging.
In Parmenides' view, the past, present, and future are all equally real and exist simultaneously. He argued that motion and change are mere illusions and that true reality is timeless and unchanging. Parmenides believed that our perception of time and change is deceptive, and that the world of appearances is not the true reality.
However, it's important to note that Parmenides' views on time and reality were just one perspective among many in ancient philosophy. His ideas were influential in shaping subsequent philosophical thought, but they were also challenged and critiqued by other philosophers, such as Heraclitus, who emphasized the constant flux and change in the universe.
Modern scientific understanding of time has evolved significantly since Parmenides' time, with concepts like relativity and quantum mechanics shedding new light on the nature of time and its relationship to space and matter. While Parmenides' ideas continue to be studied and debated in philosophy, they do not align with the current scientific understanding of time as a continuous and dynamic dimension.
Ultimately, whether or not time is continuous and infinitely divisible is a complex question that continues to be explored and investigated by philosophers, physicists, and other scholars. It is a topic that requires careful consideration of both philosophical and scientific perspectives.