No video

Linear Programming 4: Slack/Surplus, Binding Constraints, Standard Form

  Рет қаралды 269,324

Joshua Emmanuel

Joshua Emmanuel

Күн бұрын

After watching this video, you will be able to
*write any LP model in standard form
*calculate slack and surplus values given optimal solution
*identify binding and non-binding constraints
~~~~~~~~~~~
Support my channel: www.paypal.me/...
~~~~~~~~~~~
Linear Programming 1: Graphical Solution -Extreme/Corner Points
• Linear Programming 1: ...
Linear Programming 2: Graphical Solution - Minimization
• Linear Programming 2: ...
Linear Programming 3: Graphical Solution - with negative coefficients
• Linear Programming 3: ...
Linear Programming 5: Alternate solutions, Infeasibility, Unboundedness, & Redundancy
• Linear Programming 5: ...

Пікірлер: 145
@crumbums
@crumbums 7 жыл бұрын
I learnt more in this 5 min video on 1.5 speed than the entire cohort of my education trying to teach me.. thanks Joshua
@jeancamillepingkian6456
@jeancamillepingkian6456 3 жыл бұрын
True that
@andrewmoore4549
@andrewmoore4549 6 жыл бұрын
I have taken two linear programming classes, watched countless videos, and read only knows how many lecture notes; your video is the first to clearly define and help me. Thank you so much!
@NoemiT210
@NoemiT210 Жыл бұрын
I agree
@roderman93
@roderman93 8 жыл бұрын
I am almost positive i'll do 20% better on my exam tomorrow purely because of this video
@walacexx
@walacexx 4 жыл бұрын
Have you succeed ? haha
@flurple6921
@flurple6921 3 жыл бұрын
@@walacexx no
@jackrdye
@jackrdye 3 жыл бұрын
This literally covers 9 lectures over the first 3 weeks of my 2nd year LP subject. It does it so much clearer too - Thank you :)
@bjkocean
@bjkocean 9 жыл бұрын
The clearest explanation about slack variables. Thanks !
@bodgukalism3
@bodgukalism3 2 жыл бұрын
7 year old video and you absolutely saved me from nightmares about this stuff! I appreciate you more than words can describe, have a blessed day!!
@AlanMichael1
@AlanMichael1 2 жыл бұрын
My textbook introduced slack variables but didn't explain why (what they meant). THANK YOU! Makes total sense now.
@bevanc9999
@bevanc9999 9 жыл бұрын
Beautiful video and very well spoken
@joshemman
@joshemman 9 жыл бұрын
+Bevan Cranston Thanks for the feedback Bevan.
@HelghastSon
@HelghastSon 7 жыл бұрын
One of the most helpful videos on LP i've seen. Your voice is nothing short of soothing and enjoyable to listen to. Thanks!
@gosiahoot3493
@gosiahoot3493 2 жыл бұрын
Very clearly and concisely explained! Excellent review for my analytics class. And if you ever teach on diplomacy, I'm sure we will have world peace in a week. Everybody should subscribe to you just to support you as a teacher, even if they never watch again.
@pxosted
@pxosted 6 жыл бұрын
it took my professor a week to explain what you have in a 5 minute video. god bless
@MrJayPuff
@MrJayPuff 7 жыл бұрын
Very good video, I wish my professor could have taught it this good.
@rajeshjoshi3748
@rajeshjoshi3748 4 жыл бұрын
@@sanjay01376 Dude really great English!
@siu281
@siu281 9 ай бұрын
My 3 credit course summed up in 5 mins. Unbelievable!
@FPrimeHD1618
@FPrimeHD1618 8 жыл бұрын
You are one of the easiest people to understand and follow. Your LP series has helped me out tremendously. Thanks!
@zhongcharles7852
@zhongcharles7852 7 жыл бұрын
The only commend I would make is: brilliant. Clear and explanatory, extremely helpful even without sound. Thank you so much.
@nick9198
@nick9198 3 жыл бұрын
Dude you have a talent! Rock on.
@mpangagadafi747
@mpangagadafi747 2 жыл бұрын
Thank you so much I have attended many classes of LP but I never understood anything but your video is the first I have understood.. Thanks so much
@MilenaCasey
@MilenaCasey 6 жыл бұрын
I can't thank you enough this is exactly what I needed!! You've explained it better than anywhere else I checked
@MynameisY0k0
@MynameisY0k0 5 жыл бұрын
Your explanation is phenomenal!! I wish you were my professor! Thanks for the video!!!
@nobby30
@nobby30 4 жыл бұрын
You have an amazing ability to impart knowledge in bite sized, easy to comprehend, dare I say it enjoyable pieces!! Banging my head reading my course text til I found you! thanks so much!
@Zm4Games
@Zm4Games 4 жыл бұрын
i just want to say - you saved my day - and made me happy thank you for your great channel
@kidanegebremariam3497
@kidanegebremariam3497 Жыл бұрын
I learned here 10 better than in class from the professor. Thank you Joshua
@i2cybeast
@i2cybeast Жыл бұрын
Holy moly. Thank you so much Joshua!
@missghani8646
@missghani8646 5 жыл бұрын
thank you for the clear explanation and must say for the really FIRST TIME I have slowed down the speed of a video, usually I speed up the video at least at 1.5, but thank you for the quick and clear explanation.
@donthomasmathew2128
@donthomasmathew2128 5 жыл бұрын
Thanks Joshua Emmanuel, your tutorial give me 8 extra marks in my public exam
@ankurrai9077
@ankurrai9077 2 жыл бұрын
This video is a life saver. I mean such clear explanation....thank you
@alisakarachentseva6328
@alisakarachentseva6328 3 жыл бұрын
Thank you, I understand LP models thanks you Joshua!
@marinzhang964
@marinzhang964 2 жыл бұрын
Very clear explanation, thanks for answering my doubts!!!
@ryanwitt7466
@ryanwitt7466 6 жыл бұрын
Joshua, do you have a patreon? I would literally pay you monthly for this material. I'm a US university student and you are so well spoken and clear, more need to know about you!
@triciaobi5640
@triciaobi5640 10 ай бұрын
Thanks for these videos!
@joshuacharlery8529
@joshuacharlery8529 2 жыл бұрын
This man is brilliant!
@thangtran145
@thangtran145 2 жыл бұрын
The real African Prince that I can truly count on. Never let me down with his explanation.
@ronzonmusic
@ronzonmusic 2 жыл бұрын
This is tremendously helpful, thank you so much! I understand this way more than I did before.
@user-xd2qk7yp9k
@user-xd2qk7yp9k 4 жыл бұрын
THANKSSSSSSSS!!!!!! NICE DUDE, THIS IS THE CLEAREST EXPLICATION I HAVE EVER SEEN.
@jos__ve
@jos__ve 2 жыл бұрын
Thank u very much, grettings from México
@yashrajnikate3075
@yashrajnikate3075 Жыл бұрын
Lifesaver. Thank you.
@setarehmemarian8694
@setarehmemarian8694 7 жыл бұрын
Thank you so much. you explained it so much better than my teacher!
@Saraet91
@Saraet91 5 жыл бұрын
thank you so much!!!
@laibanawaz2959
@laibanawaz2959 3 жыл бұрын
thank u so much i learnt alot from ur videos god bless u
@mathswaptutoring
@mathswaptutoring 2 жыл бұрын
Good video, Joshua. Thanks.
@joshemman
@joshemman 2 жыл бұрын
Thanks for dropping a note, Shawn. I see you're doing some good work out there with tutoring and KZfaq. More power to you!
@mathswaptutoring
@mathswaptutoring 2 жыл бұрын
@@joshemman appreciate that!
@yihui7176
@yihui7176 6 жыл бұрын
thank u for the video!! i went through this in my seminar and i was so confused!
@hadyabdel-fattah5810
@hadyabdel-fattah5810 5 жыл бұрын
You are the best man
@maheshwarbanuk4389
@maheshwarbanuk4389 4 жыл бұрын
Your tutorial videos are great! Thanks
@Greenide
@Greenide 7 жыл бұрын
This is the exact thing I was looking for, thanks for the video m8 !
@killthedark7283
@killthedark7283 5 жыл бұрын
This is fking awesome man! I have no idea what was my professor talking about.
@poisedjoy1765
@poisedjoy1765 5 жыл бұрын
You are excellent! You explain this so well! Thank you Sir!!
@jaked5651
@jaked5651 7 жыл бұрын
Thank you so much man! I learn more from you then my prof.
@Kemu_Ke
@Kemu_Ke 8 жыл бұрын
Splendid explanation and satisfying .
@sushantgajankush2253
@sushantgajankush2253 4 жыл бұрын
great work keep going, LP made easy !!
@lukerauenbuehler8194
@lukerauenbuehler8194 8 жыл бұрын
Great Explanation
@zheyu2701
@zheyu2701 6 жыл бұрын
Nice video, very easy to understand
@ExplorewithRishab
@ExplorewithRishab 3 жыл бұрын
Great Explanation, just one issue, shouldn't an "artificial variable" be also added in a >= type constraint? would appreciate your response over this, please. Thank you and keep such amazing videos coming.
@jonathannguyen9425
@jonathannguyen9425 7 жыл бұрын
Very clear! Well presented! Thank you very much :)
@jamesball6069
@jamesball6069 5 жыл бұрын
thanks so much for the LP playlist.
@bha1959
@bha1959 3 жыл бұрын
Great video, thank you.
@yosofrazavi1737
@yosofrazavi1737 7 жыл бұрын
A VERY GREAT VIDEO WITH CLEAR EXPLANATIN
@shukria3097
@shukria3097 7 жыл бұрын
thank u sir for solving my problem related to binding constraints
@anjalikuppusamy6876
@anjalikuppusamy6876 3 жыл бұрын
Video has an apt explanation
@yalakaturi.saidivya9158
@yalakaturi.saidivya9158 2 жыл бұрын
In the 2nd example given condition is min, that converts in max. Mutliply with -1.
@nabilaothman5187
@nabilaothman5187 6 жыл бұрын
This helps a lot! Thank you sooo much. Hoping that I will be able to do the tutorial after watching this useful vid
@ibrohimmahmud7191
@ibrohimmahmud7191 Жыл бұрын
Thank you
@chanduol9125
@chanduol9125 7 жыл бұрын
Thank for uploading this videos that help student like me.
@Sealedourfateband
@Sealedourfateband 8 жыл бұрын
Fantastic video, very well explained and easy to follow
@user-zg8ez9or3b
@user-zg8ez9or3b 4 жыл бұрын
Thanks alote teacher ❤️🙏🏻
@georgesadler7830
@georgesadler7830 Жыл бұрын
Thank you for the video.
@joshemman
@joshemman Жыл бұрын
You're welcome, George.
@prashantg2037
@prashantg2037 3 жыл бұрын
Wow superb !!!!!
@kamilaurunova842
@kamilaurunova842 7 жыл бұрын
thank you for clear explanation. it was useful
@minseokkim7097
@minseokkim7097 6 жыл бұрын
Ty for clear explanation. Super helpful on my class. Can I recommend this video to my students? I think it can help them a lot.
@aijankaden9403
@aijankaden9403 8 жыл бұрын
nice explanation! really helpful!:) thank u very much!!!
@avneepbelwariar7877
@avneepbelwariar7877 6 жыл бұрын
Excellent explanation...thanks !!
@letsknow1922
@letsknow1922 6 жыл бұрын
thank you so much sir for nice explanations.
@CT-mc3sy
@CT-mc3sy 4 жыл бұрын
Wow, I didn't know what i didn't know until I watched this kafhjksdhf. Thank you!!
@hachiko7697
@hachiko7697 Жыл бұрын
best video ever
@roddamsharath4243
@roddamsharath4243 4 жыл бұрын
beautifull concept
@albertoalbornoz381
@albertoalbornoz381 4 жыл бұрын
Thk, very clear !
@JonathanH13
@JonathanH13 5 жыл бұрын
Excellent! Thank you.
@lidyagebremariam4404
@lidyagebremariam4404 7 жыл бұрын
great explanation
@marambenmbarek6857
@marambenmbarek6857 2 жыл бұрын
great content thank you
@evanslaffa4514
@evanslaffa4514 Жыл бұрын
Great video
@prasijaparu7029
@prasijaparu7029 2 жыл бұрын
Thank u so much sir ❤️
@gazelledeleuze
@gazelledeleuze 8 жыл бұрын
Amazing quality
@hamzakhalif5186
@hamzakhalif5186 8 жыл бұрын
For your last example, isn't the third constraint for X+Y-s3=4 a non-binding constraint because it has a SURPLUS of 3 not a slack as u mentioned?
@joshemman
@joshemman 8 жыл бұрын
+Hamza Khalif You're right; it's a surplus (3:50). I wrongly called it "slack" at 5:09. It was a slip of the tongue.
@karaleeanne
@karaleeanne 6 ай бұрын
youre amazing
@joshemman
@joshemman 6 ай бұрын
So are you, Kara.
@inshatantray4199
@inshatantray4199 2 жыл бұрын
Thank u sir
@joshemman
@joshemman 2 жыл бұрын
My pleasure, Insha.
@giridharjadala2182
@giridharjadala2182 4 жыл бұрын
well done sir
@karnakbecker9575
@karnakbecker9575 7 жыл бұрын
this was awesome thank you sir
@AndreUrzua1
@AndreUrzua1 3 жыл бұрын
"So we introduce a surplus variable with a negative sign as we convert the inequality to equality." *URSS hymn starts playing in the background*
@joshemman
@joshemman 3 жыл бұрын
Good one! Interesting: URSS is an alternative spelling of USSR
@sanjaykrish8719
@sanjaykrish8719 5 жыл бұрын
Excellent!!!
@dineshdange5883
@dineshdange5883 5 жыл бұрын
Great work...
@hariqi6456
@hariqi6456 8 жыл бұрын
Helpful, thank you.
@gcagpata3
@gcagpata3 6 жыл бұрын
how about when you have a multiple optimal solution question?? how do you calculate if its binding or non-binding?
@fiantamo7250
@fiantamo7250 3 жыл бұрын
Thank you 🙏🙏🙏🙏🙏
@andreyo1518
@andreyo1518 7 жыл бұрын
Thank you for the video! Can we say that the slack values are the equivalent of the lambdas in the Lagrange method?
@ravindersingh4494
@ravindersingh4494 9 жыл бұрын
Thanks a lot
@wiperswinger
@wiperswinger 5 жыл бұрын
I appreciate that.
@cassy8485
@cassy8485 7 жыл бұрын
Thank-You so much :) !!
@rushilshah5477
@rushilshah5477 4 жыл бұрын
This is a really good video, thanks! Does the slack affect the graph drawn?
@joshemman
@joshemman 4 жыл бұрын
No. Slack/surplus do not affect the solution.
@pranavkachroo
@pranavkachroo Жыл бұрын
Thankyou❤
@kaizersouza1562
@kaizersouza1562 2 жыл бұрын
How did you come up with the optimal values in the second example?
@joshemman
@joshemman 2 жыл бұрын
See if any of these help: kzfaq.info/get/bejne/sM-Gn72judPYeWg.html kzfaq.info/get/bejne/d8mqZLeW3NyxoY0.html
@halanasser5589
@halanasser5589 5 жыл бұрын
If I didn't know the optimal , how can I find it using the standard form???
Linear Programming 3: Graphical Solution - with negative coefficients
5:52
Intro to Linear Programming
14:23
Dr. Trefor Bazett
Рет қаралды 183 М.
ПОМОГЛА НАЗЫВАЕТСЯ😂
00:20
Chapitosiki
Рет қаралды 27 МЛН
Box jumping challenge, who stepped on the trap? #FunnyFamily #PartyGames
00:31
Family Games Media
Рет қаралды 30 МЛН
SCHOOLBOY. Последняя часть🤓
00:15
⚡️КАН АНДРЕЙ⚡️
Рет қаралды 12 МЛН
The Art of Linear Programming
18:56
Tom S
Рет қаралды 650 М.
Slack Variables
9:36
MathFAQ
Рет қаралды 38 М.
Part 1 - Solving a Standard Maximization Problem using the Simplex Method
7:16
What Is Mathematical Optimization?
11:35
Visually Explained
Рет қаралды 119 М.
Linear Programming - word problem 141-56.c
10:29
HCCMathHelp
Рет қаралды 187 М.
AVL Trees & Rotations (Self-Balancing Binary Search Trees)
20:38
Back To Back SWE
Рет қаралды 334 М.
How to Solve an LP Problem Graphically in Excel
8:30
Joshua Emmanuel
Рет қаралды 238 М.
ПОМОГЛА НАЗЫВАЕТСЯ😂
00:20
Chapitosiki
Рет қаралды 27 МЛН