General usage:
* Lohika: This is the most direct translation of "logic" and is commonly used in academic contexts.
* Pangangatwiran: This literally means "reasoning" and is more commonly used in everyday language.
* Katwiran: This means "reason" and can be used interchangeably with "pangangatwiran".
Specific contexts:
* Pilosopiya ng Lohika: This means "philosophy of logic" and is used in academic discussions.
* Lohika ng Matematika: This means "mathematical logic" and is used in specific areas of mathematics.
* Lohika ng Kompyuter: This means "computer logic" and is used in the field of computer science.
More informal expressions:
* Pag-iisip: This literally means "thinking" and can be used when talking about someone's reasoning process.
* Sabi: This means "says" and can be used when talking about someone's argument or claim.
The best choice depends on the specific situation and what you want to emphasize. For example, "lohika" would be appropriate for a formal discussion, while "pangangatwiran" would be more suitable for a casual conversation.