Matlab lecture 9 – simpson 1,3 and trapezoidal method@taj . This lecture is from my class lectures in IIT-JU. . Find me: Website: https://www.tajimiitju.blogspot.com Linked in: https://www.linkedin.com/in/tajimiitju Researchgate: https://www.researchgate.net/profile/Tajim_Md_Niamat_Ullah_Akhund Youtube: https://www.youtube.com/tajimiitju?sub_confirmation=1 Slideshare: https://www.slideshare.net/TajimMdNiamatUllahAk Facebook: https://www.facebook.com/tajim.mohammad Gitlab: https://gitlab.com/users/tajimiitju Google+: plus.google.com/+tajimiitju Email: tajim.mohammad.3@gmail.com Twitter: https://twitter.com/Tajim53

1. IT-2210 : Computational
mathematics LAB with
MATLAB
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2. Lecture 9: MATLAB – Simpson 1/3
and trapezoidal method.
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This is the general quadrature formula.
If we put n=1 in (1) we get: Trapezoidal rule
If we put n=2 in (1) we get: Simpson’s One-
Third rule
If we put n=3 in (1) we get: Simpson’s Three-
Eight’s rule
If we put n=4 in (1) we get: Weddle’s rule

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Example 1

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Example 1………cont………

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Example 1………cont………

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Example 1………cont………

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MATLAB code for
simpson 1/3 rule.

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Output for simpson 1/3 rule

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MATLAB code for
Trapezoidal
method.

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Trapezoidal method output

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End of
LECTURE Nine
Thank You .
References: MSK and MMS sir’s lecture.
Reference Book:
1)Introductory Methods of Numerical Analysis: by S.S. Sastry.
2)Numerical Methods -Gerald/Wheetley