Today a no. of students are crazy to admit themselves in MCA course after their graduation. The students from different stream (other than Mathematics) come in this course. The students who come in this course not having Mathematics as one of the compulsory subject after Higher Secondary are really struggling to do Mathematics in MCA course. In this course Discrete Mathematics, Advanced Discrete Mathematics, Numerical Analysis, Graph Theory, Probability, Statistics, Recurrence Relation deareve a ot of Mathematical knowledge. But unfortunatey the students of this course have not eniugh knowledge in Mathematics. So in this course Mathematics must be a mandetory criterian in Graduation, otherwise it is very diffucut to maintain the quality of this stream.
The students who come from different strem must pass out a basic Mathematics paper compiling the Mathematics of Graduation level.
Monday, May 3, 2010
Sunday, April 4, 2010
Today the parents are crazy to admit their their wards into an English medium school because of the better infrastructure and teaching methodology and obviously for better English knowledge. But my survey revealed that the Bengali medium students have better Mathematical skills. They can solve Mathematical problems better than that of English medium students. I don't know the exact reason behind that, but it is the fact.
But in changed curriculum, I don't know what is the fate of the Bengali medium students.
But in changed curriculum, I don't know what is the fate of the Bengali medium students.
Saturday, April 3, 2010
The West Bengal Board of Secondary Education recently changed the curriculum of Mathematics. But, being a teacher of Mathematics I am very much worried about the standard of the students who are belonging to this curriculum. The pass mark is 25 only out of which 10 marks is for oral. Now think if a students do a construction and a theorem in his examination then he may get 12. Then 2 or 3 objective questions may give him 4 or 6 marks. So he already gets 16 to 18 marks. Oral exam can give him rest of the marks easily. So without doing Algebra and Arithmetic a student can easily pass out an exam.Now can we say that the student, who passes out, has minimum knowledge on Mathematics? This is the tragedy, and we are going on with the system.
Saturday, March 27, 2010
We are the teachers. We will have to take the initiative to develop the concept of the students. But unfortunately we don’t do that. For example, Calculus is completely a new branch of Mathematics. Before starting calculus the students should have the clear idea about ‘Mapping’ or ‘function’. But most of the students start Calculus from ‘Limit’. And we, the teachers don’t insist them to make the concept in ‘Mapping’. Some students read this chapter but do not form the concept on it.
We can describe the function with the shooting game. In various fare we shoot balloons with air gun.Now think that the packet of the bullet is the domain set and the balloon board is the co domain set. The air gun makes the correspondence between the two sets by obeying some rules.This rule is called mapping.
If one bullet can hit a no.s of balloons, it is an 'ONE TO MANY' mapping.
If more than one bullet is used to hit a of balloon, it is an 'MANY TO ONE' mapping.
If one bullet and one balloon correspondence, it is an 'ONE TO ONE' mapping.
Always remember that the bullets should be exhausted, otherwise the mapping will not be defined. But the some of the balloons may not be hit by the bullets.
If all the balloons are hit by the bullets, it is an 'ONTO' mapping, otherwise it is called an 'INTO' mapping.
The set of burst balloons is called ' RANGE' set.
We can describe the function with the shooting game. In various fare we shoot balloons with air gun.Now think that the packet of the bullet is the domain set and the balloon board is the co domain set. The air gun makes the correspondence between the two sets by obeying some rules.This rule is called mapping.
If one bullet can hit a no.s of balloons, it is an 'ONE TO MANY' mapping.
If more than one bullet is used to hit a of balloon, it is an 'MANY TO ONE' mapping.
If one bullet and one balloon correspondence, it is an 'ONE TO ONE' mapping.
Always remember that the bullets should be exhausted, otherwise the mapping will not be defined. But the some of the balloons may not be hit by the bullets.
If all the balloons are hit by the bullets, it is an 'ONTO' mapping, otherwise it is called an 'INTO' mapping.
The set of burst balloons is called ' RANGE' set.
Thursday, March 25, 2010
All we know that Mathematics has mainly three branches, Arithmetic, Algebra and Geometry.In my survey I saw that the students of secondary level like Algebra.But they agree that in future Arithmetic will be helpful in various competitive exam.Al we know that Geometry is a very interesting branch of Mathematics. But unfortunately students are least interested in Geometry. What is the reason behind that ? Amazingly they answered that Geometry mainly based on logic and conception and they do not want to exerciser their brain to solve the puzzle of Geometry.They demanded more classes in Algebra.They want to cram the formulas and want to solve the problem by using the formulas blindly. This habit is very bad for future education and mainly in applied field in education.So the students give up to cram............
Monday, March 22, 2010
Sometimes the common people say that the girls are weak in Mathematics. But I do not agree with them. I made a survey in 10 eminent schools of Kolkata over 347 students and I saw that boys and girls have the same efficiency in doing Mathematics.I have given them a MCQ type achievement test questions consisting of 30 problems, 10 from Arithmetic, 10 from Algebra and 10 from Geometry.Then I evaluated the answer scripts and made a statistical calculation saw that both girls and boys are equally equipped in Mathematics. So the girls carry on, just take the taste of Mathematics more and more........
Sunday, March 21, 2010
I am a teacher of Mathematics. Since last 12 years I am trying to give the Mathematical thoughts to my students. But unfortunately, sorry to say, the students of now do not want to go deep into the concepts of Mathematics. Now students want to get marks, high result, chance into a good college or university but they do not want the beauty of Mathematics. Mathematics is a subject full of marvelous logic. The life and it is better to say that the whole world is based on different kind of logic. Mathematics is a subject which has no ambiguity and hastiness. All are going on in a disciplined way to a perfect destination. If one wants to think that Mathematics is a tour, then the solutions of different types of problems may be compared with the tourist spots with full of enjoyments. The logical steps, the inner concepts, the thoughts are the natural beauties besides the way to go. Mechanical methods may solve the problems, but it is like to reach the destination by air, not through the surface into which one can enjoy the beauties of the roadsides.
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