NCalc101 - FAQ (Frequently Asked Questions)

Find answers to common questions about using NCalc101. If your question isn’t listed here, check the other help pages or contact support.

General

• What is NCalc101?
  NCalc101 is a web-based calculator for evaluating mathematical expressions, supporting variables, functions, and workspaces.
• Do I need to create an account?
  No account is required for basic use. Some features, like saving workspaces, may require you to sign in.

Expressions

• What operators are supported?
  NCalc101 supports +, -, *, /, ^, and parentheses for grouping.
• Can I use functions?
  Yes! Use functions like sqrt(), sin(), log(), and more.

Variables

• How do I define a variable?
  Assign a value using =, e.g., x = 10.
• Are variable names case-sensitive?
  Yes, total and Total are different variables.
• How do I clear or reset a variable?
  Assign a new value or use the workspace management features to reset.

Workspaces

• What is a workspace?
  A workspace is a collection of your expressions, variables, and results, organized for a specific project or topic.
• Can I have multiple workspaces?
  Yes, you can create and switch between multiple workspaces.

Errors and Troubleshooting

• Why do I see an error message?
  Errors usually mean there’s a typo, an undefined variable, or an unsupported operation in your expression.
• How do I fix calculation errors?
  Double-check your syntax, variable names, and function usage. Refer to the Expressions and Variables help pages for guidance.

More Help

• Where can I find more examples?
  Visit the Examples page for ready-to-use sample expressions.
• Who do I contact for support?
  Use the contact form on the website or reach out to the support email listed in the app.

Still have questions? Explore the other help pages or contact us for assistance!