Logic: meaning, definitions and examples

Refers to structured thinking and the principles that govern correct reasoning, frequently used in mathematics, computer science, and philosophy.

• The computer program failed because there was an error in its logic.
• His argument is based purely on logic and evidence.

The action of thinking about something in a logical, sensible way, this term is used broadly in discussions related to problem-solving or decision-making.

• Her reasoning was clear and convincing.
• He struggled with the reasoning behind the new policy.

Focuses on the quality of being based on or in accordance with reason or logic, often used in psychology, economics, and philosophy.

• It's important to approach decisions with rationality.
• Rationality dictates that we should avoid unnecessary risks.

Describes clarity and consistency in a thought or text, particularly how well the components of a whole fit together.

• Her essay lacked coherence, making it hard to follow.
• The team's strategy has a coherence that makes it effective.

General term for structured and coherent thinking, often used in philosophy, mathematics, and discussions about rational thinking.

• Her decision-making process is based on sound logic.
• The logic behind this mathematical proof is quite elegant.

Refers to the logical structure and flow of a computer program; how a programmer implements algorithmic solutions in code.

• The coding logic in this software makes it run very efficiently.
• I need to debug the coding logic to fix the issues in the application.

Specific to computer science and mathematics, referring to a step-by-step procedure for solving a problem or performing a task.

• Google's search engine uses a complex algorithm to deliver search results.
• The algorithm for sorting these numbers is very efficient.

Refers to the process of thinking about something in a logical way, often used in debate, problem-solving, and everyday decision-making.

• His reasoning for taking this approach was very convincing.
• Reasoning through the problem took some time, but we finally understood the solution.

Used for general situations requiring clear, structured, and systematic thinking.

• We used logic to solve the complicated math problem
• Strong logic is essential for programming

General term for the process of thinking about something in a logical, sensible way, applicable in a variety of contexts.

• His reasoning was sound and convincing
• The professor appreciated her strong reasoning skills

Fits well in contexts where decisions, thoughts, or actions should be based on reason and facts rather than emotions or feelings.

• In business, rationality is critical to making good decisions
• He praised her for her rationality in a stressful situation

Appropriate for situations where conclusions are drawn from general principles or premises to reach a specific result.

• Sherlock Holmes often uses deductive reasoning to solve mysteries
• She reached her conclusion through careful deductive reasoning