Revision is a crucial part of exam preparation, especially when it comes to the IIT JAM Mathematics syllabus. To make the most of a short time frame, here are some effective strategies to consider:

1. Identify the Syllabus
- Begin by thoroughly understanding the IIT JAM Mathematics syllabus. Divide it into major topics and subtopics to have a clear overview of what needs to be revised.

2. Prioritize Topics
- Prioritize topics based on their weightage and your familiarity with them. Focus more on topics that carry higher marks or those that you find challenging.

3. Create a Study Plan
- Divide the available time into segments for each topic. Allocate more time to difficult topics and less time to those you are comfortable with.

4. Refer to Quality Study Material
- Utilize reliable study material like textbooks, lecture notes, and previous years' question papers. EduRev is a great platform for finding quality study material for IIT JAM Mathematics.

5. Revise Conceptual Understanding
- Review the fundamental concepts of each topic. Make sure you have a clear understanding of the underlying principles, theorems, and formulas.

6. Practice with Sample Problems
- Solve a variety of sample problems to reinforce your understanding of the concepts. This will help you become familiar with the exam format and improve your problem-solving skills.

7. Solve Previous Years' Question Papers
- Solve as many previous years' question papers as possible. This will give you an idea of the exam pattern and help you identify the important topics that are frequently asked.

8. Take Mock Tests
- Take mock tests to simulate the actual exam environment. This will help you manage your time effectively and improve your speed and accuracy.

9. Revise Formulas and Theorems
- Create a separate list of important formulas, theorems, and definitions. Revise them regularly to ensure they are fresh in your memory.

10. Group Study and Discussion
- Collaborate with fellow aspirants or join study groups to discuss and clarify doubts. Explaining concepts to others can enhance your understanding and retention.

11. Breaks and Relaxation
- Take short breaks to relax and rejuvenate. This will help you maintain focus and avoid burnout during the revision process.

Remember to stay positive, motivated, and disciplined throughout your revision journey. Consistency is key, so try to follow your study plan diligently. Good luck!