利用規約

最終更新: October 8, 2025

1. 規約の承諾

MathCalcLab(「サービス」)にアクセスし、使用することにより、これらの利用規約(「規約」)に拘束されることに同意し、承諾します。これらの規約に同意しない場合は、サービスを使用しないでください。

2. サービスの説明

MathCalcLabは、以下を提供する無料のオンライン教育ツールです:

  • 98の数学・物理学計算機
  • ステップバイステップのソリューションと教育コンテンツ
  • インタラクティブな視覚化とグラフ
  • 登録不要で全計算機への無料アクセス

3. 使用ライセンス

3.1 許可された使用

以下について、限定された、非独占的、譲渡不可のライセンスが付与されます:

  • 個人的または教育目的で計算機にアクセスし、使用する
  • 宿題、学習、教育プロジェクトにサービスを使用する
  • 他の人とMathCalcLabのリンクを共有する

3.2 制限

以下を行わないことに同意します:

  • 許可なくサービスのコードをコピー、複製、または再配布する
  • コンテンツを一括で抽出またはダウンロードする自動化ツールを使用する
  • サービスをリバースエンジニアリングまたは逆コンパイルしようとする
  • 違法または許可されていない目的でサービスを使用する
  • サービスのインフラストラクチャを過負荷または中断しようとする
  • 著作権、商標、または帰属の通知を削除または変更する

4. 教育目的

MathCalcLabは、以下の教育ツールとして設計されています:

  • 学生が数学的概念を学ぶのを支援する
  • 宿題の答えと計算を検証する
  • ステップバイステップのソリューション説明を提供する
  • 教師や教育者の指導をサポートする

Note: 正確性に努めていますが、学生は基礎概念を理解し、学習において計算機のみに依存すべきではありません。

5. Accuracy and Disclaimers

5.1 Calculation Accuracy

We make every effort to ensure the accuracy of our calculators. However:

  • Calculators are provided "as is" without warranties of any kind
  • Results should be verified for critical applications
  • Floating-point arithmetic may introduce minor rounding errors
  • Complex calculations may have limitations

5.2 No Professional Advice

MathCalcLab provides educational tools only. Our calculators do not constitute professional, scientific, engineering, or academic advice. For critical applications, consult appropriate professionals.

6. Intellectual Property

6.1 Our Rights

MathCalcLab and its content are protected by copyright and intellectual property laws:

  • Original code, design, and content © 2025 Pärle Laigna
  • "MathCalcLab" name and branding are proprietary
  • Calculator algorithms and visualizations are original works

6.2 Attribution

If you reference or link to MathCalcLab in academic work, please provide appropriate attribution: "MathCalcLab (mathcalclab.com) - Created by Pärle Laigna"

7. User-Generated Input

When using our calculators:

  • All calculations are performed locally in your browser
  • We do not store or transmit your calculation inputs
  • Your data remains private and is not collected by our servers
  • You retain all rights to your inputs and results

8. Third-Party Services

MathCalcLab uses third-party services for analytics:

  • Google Analytics: For website usage analytics (see Privacy Policy)
  • Microsoft Clarity: For user experience improvements
  • Vercel: For website hosting and content delivery

These services have their own terms of service and privacy policies.

9. Limitation of Liability

To the maximum extent permitted by law:

  • MathCalcLab is provided free of charge and "as is"
  • We are not liable for any direct, indirect, or consequential damages
  • We do not guarantee uninterrupted or error-free service
  • We are not responsible for decisions made based on calculator results
  • Maximum liability is limited to the amount you paid (which is $0)

10. Availability and Modifications

10.1 Service Availability

We strive to maintain 99.9% uptime but do not guarantee uninterrupted access. The Service may be temporarily unavailable due to maintenance, updates, or technical issues.

10.2 Changes to Service

We reserve the right to:

  • Add, modify, or remove calculators at any time
  • Update calculator algorithms and features
  • Change the Service's design or functionality
  • Discontinue the Service with reasonable notice

11. Academic Integrity

Students using MathCalcLab should:

  • Follow their institution's academic honesty policies
  • Use calculators as learning aids, not as substitutes for understanding
  • Properly cite the use of calculators if required by their instructor
  • Not use calculators during exams unless explicitly permitted

12. Termination

We reserve the right to terminate or suspend access to the Service for users who violate these Terms, without prior notice or liability. Upon termination, your right to use the Service immediately ceases.

13. Governing Law

These Terms are governed by the laws of Estonia. Any disputes arising from these Terms or the Service shall be resolved in the courts of Estonia.

14. Changes to Terms

We may update these Terms from time to time. We will notify you of significant changes by updating the "Last Updated" date. Your continued use of the Service after changes constitutes acceptance of the updated Terms.

15. Contact Information

For questions about these Terms, please contact:

16. Severability

If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions will continue in full force and effect.

Summary

MathCalcLab is a free educational tool for personal and academic use. Use calculators responsibly, verify important results, follow academic integrity policies, and respect our intellectual property. We provide the service "as is" and are not liable for calculation results.

Terms of Service - MathCalcLab | MathCalcLab