How to Solve a Linear Programming Problem Using the Graphical Method

  Рет қаралды 787,108

Shokoufeh Mirzaei

Shokoufeh Mirzaei

10 жыл бұрын

In this lesson we learn how to solve a linear programming problem using the graphical method with an example. We also see an example for an in-feasible LP.
This video is HD, and Close Captioning is available.

Пікірлер: 266
@rachelavila861
@rachelavila861 5 жыл бұрын
This was the BEST explanation I've experienced. Took you 11 minutes what my graduate professor couldn't make clear in over 3 hours. THANK YOU
@mikalbrown3227
@mikalbrown3227 2 жыл бұрын
We must have the same professor hahahaha
@Lilkibe
@Lilkibe 3 ай бұрын
@@mikalbrown3227 For Real man
@giacomocassano1439
@giacomocassano1439 3 жыл бұрын
It's incredible how ten minutes of well explained lecture are better than weeks in class. Awesome video!
@saatsaat32
@saatsaat32 9 жыл бұрын
Thank you so much Miss Shokoufeh! Your linear programming videos saved my life. Literally thank you so much, keep up the good work!
@Ardbudak
@Ardbudak 4 жыл бұрын
It's been over 5 weeks since the class started, but all I know was nothing til I met you 15 min ago! I AM LITERALLY AMAZED !! Thanks a lot!
3 жыл бұрын
😑😑
@S4M4R1T4N
@S4M4R1T4N 4 жыл бұрын
Some people are just better teachers than others. You are proving quite useful to me already.
@sxmirzaei
@sxmirzaei 9 жыл бұрын
The choice of Z is arbitrary, but we usually choose a Z value that gives us a line in the feasible region. I picked 60 only bcz its divisible by 3 and 2 and give me a line inside the feasible region. you could have selected other values such as 50 for your first line. However, for the second line, it is important to pick a value that is consistent with the objective function direction. i.e. for a max problem pick a bigger value, and for a min problem pick a smaller value than the first value. I could have chosen 100 instead of 120 and still get the right direction for the objective function improvement. Please Note that the whole purpose of doing this step is to find the direction to which we have to slide our OF line and thus our selections are arbitrary.
@AbhishekThakuraga
@AbhishekThakuraga 9 жыл бұрын
Shokoufeh Mirzaei i love your voice.....
@VarunRajvanshi
@VarunRajvanshi 7 жыл бұрын
complementing a teacher for their voice isn't disrespect
@Skylineegamingstudio
@Skylineegamingstudio 7 жыл бұрын
hmm gud everything easily understandable thanks
@a.r.solanki8138
@a.r.solanki8138 5 жыл бұрын
Thanks you mam Very good Explanation of the graphical method to solve LP problem Tysm
@hearthacker5565
@hearthacker5565 4 жыл бұрын
Yes mam this is only to find exact optimal point. So as to reduce unnecessary work of finding another point. You are just par excellent mam.
@casa5104
@casa5104 4 жыл бұрын
thank for making life easier ,some professors insisted to complicate things on purpose ,thanks again for you and the social media that connected you to the world .
@spencerschwarz3264
@spencerschwarz3264 4 жыл бұрын
I HAVE BEEN TRYING TO UNDERSTAND THIS FOR WEEKS THANK YOU!!!!
@ThilankaMunasinghe
@ThilankaMunasinghe 9 жыл бұрын
Very Nice Explanation. Best explanation video that found on KZfaq so far. Thank you. Good Job, Keep Going.
@aether46
@aether46 7 жыл бұрын
Impressive and most helpful. I did this course years ago but need to brush up to solve my current problem. I'll definitely look at the other videos, in a crash course format. -- Immense gratitude.
@jyjtbub
@jyjtbub 9 жыл бұрын
Thanks a lot! It really took me 11mins to understand the concept. Great work!
@Scatteril
@Scatteril 8 жыл бұрын
you are really a life saver . Thank you from my bottom of my heart
@msstylo
@msstylo 3 жыл бұрын
Literally i passed toughest exam of my masters by learning via your lectures. Thanks 😊
@mwaneimwazi488
@mwaneimwazi488 9 жыл бұрын
this was awesome....it really seemed tricky by looking and listening...but practicing was the best thing to catch up with the content...
@manianDevil98
@manianDevil98 5 жыл бұрын
LIFE SAVER!!!!!!!! Thank you so much for such a crystal clear explanation.
@mikehuang85
@mikehuang85 9 жыл бұрын
Very good video, I figured it out 3 mins into your video.
@007mahaveer
@007mahaveer 8 жыл бұрын
Best explanation of LPP !! Thank you so much !!
@vishn2011
@vishn2011 9 жыл бұрын
Straight and clear, good work
@Termite1157
@Termite1157 Жыл бұрын
This was so much clearer than my professor thank you!!!
@donnameks
@donnameks 8 ай бұрын
Best lectures covering Optimization, thanks a lot Shokoufeh.
@VincentDouglass
@VincentDouglass 9 жыл бұрын
you explained it better then anyone else on KZfaq!!
@CT-mc3sy
@CT-mc3sy 4 жыл бұрын
So clear and easy to follow! Thank you :)
@user-ow4es8ds5z
@user-ow4es8ds5z 9 жыл бұрын
Thanks a lot for your time and effort. This was very helpful.
@vusumuzikhumalo2128
@vusumuzikhumalo2128 8 жыл бұрын
Lady you are a genius, you have a gift for teaching
@illusiveedge5223
@illusiveedge5223 8 жыл бұрын
This was a great help! Thank you!
@jonathantakyi1256
@jonathantakyi1256 3 жыл бұрын
Great explanation and straight to the point. Thanks a lot
@AshanPeirisNCVU
@AshanPeirisNCVU 9 жыл бұрын
Short & Sweet. Great video, Thanks a lot
@Reem-xp2qv
@Reem-xp2qv 2 жыл бұрын
Thank you for the video. Simple, clear, and detailed explanation of the concepts.
@themorgoth
@themorgoth 8 жыл бұрын
Thank you so much, Shokoufeh!
@wilmarkjamesvillones5976
@wilmarkjamesvillones5976 5 жыл бұрын
EZ pass on my midterm exam! Thanks!
@tesfaytizazu1715
@tesfaytizazu1715 4 жыл бұрын
you are delivered beyond enough, Thank you very much I have learned a lot keep as it is
@TarreVizsla
@TarreVizsla 9 жыл бұрын
Thank you so much for the video. You made it very easy.
@sesh1499
@sesh1499 Жыл бұрын
Am glad I found this explanation
@ugurozmen5513
@ugurozmen5513 9 жыл бұрын
It's a lifesaver. Thanks.
@rickygzz92
@rickygzz92 10 жыл бұрын
Excellent explanation. Thank you! :)
@Mel-rv8gy
@Mel-rv8gy 4 жыл бұрын
Thank you for this!!! I finally understand thanks to your video :)))
@judyblanco4591
@judyblanco4591 8 жыл бұрын
This video helped me soon much thank you Mirzaei! I have a project due tomorrow and I ACTUALLY understand this!
@panicflupbaster4667
@panicflupbaster4667 8 жыл бұрын
+Judy Blanco Hey, could you maybe help me? I understand most of the video, but at the part where she calculates the optimal solution at the intersection of constraints 1 and 2 I lost it (at 9:49). Can you explain me how she got -x and -80? It will help a lot!
@sxmirzaei
@sxmirzaei 8 жыл бұрын
+Panic Flupbaster to solve the system of two equations, I multiplied the two sides of the second equation by (-1) and added with the first equation. this way, when you add the first and second equations you ll get rid of x2 and can solve the equation for x1. when you have the value of x1, you can replace it in any of the two equations and get the value of x2.
@panicflupbaster4667
@panicflupbaster4667 8 жыл бұрын
+Shokoufeh Mirzaei ooh i get it, thank you very much, this video helped alot! :)
@enewington
@enewington 7 жыл бұрын
I'm stuck on how to solve the system of the two equations as well - how did you pick (-1) as the figure to multiply the second equation by? The more I try to find different examples, it seems that this is an arbitrary figure? Thanks so much, Erin
@abrahamlegesse3331
@abrahamlegesse3331 4 жыл бұрын
simply perfect and thank you!
@karabomohlala7257
@karabomohlala7257 2 жыл бұрын
Thank u so much been struggling graph the objective function. Now I totally get ohw n u made find the optimal solution way easier keep at it.
@MirceaAgrigoroaie
@MirceaAgrigoroaie 9 жыл бұрын
thank you, very clearly explained
@olivergural8486
@olivergural8486 5 жыл бұрын
Thank you this was helpful, but I do believe you can also find the maximum value by taking the points of the vertices of the feasible region and plugging them into the maximum value equation, and the greatest value from those is the maximum value.
@clarus_tx
@clarus_tx 3 жыл бұрын
Great video!
@lunakhadgee1494
@lunakhadgee1494 7 жыл бұрын
thank u it was so helpful for me
@ilovepickingnose_12yrago
@ilovepickingnose_12yrago 6 ай бұрын
Holy, I never thought it was this easy
@donjr3270
@donjr3270 6 жыл бұрын
That was a neat presentation!
@edrismoradi5739
@edrismoradi5739 9 жыл бұрын
great explanation!
9 жыл бұрын
Yes you explained it very well. You are the best
@seansss9525
@seansss9525 9 жыл бұрын
Thanks, that was very helpful.
@dianamuthini3514
@dianamuthini3514 2 жыл бұрын
Thank you for the simple explanation
@idokoisaac8082
@idokoisaac8082 9 жыл бұрын
thanks a bunch, was very helpful............
@sahraunak94
@sahraunak94 9 жыл бұрын
nicely explained the problem, you are a good teacher
@courageagbebaku4637
@courageagbebaku4637 4 жыл бұрын
Thanks...I totally understand it now... keep up the good work dear.
@arshiaray8525
@arshiaray8525 2 жыл бұрын
straight forward and amazing
@SiddharthSinghFiery69
@SiddharthSinghFiery69 9 жыл бұрын
Exquisitely explained...moreover ur voice is pretty appealing...thanks..keep up d good work
@vishaladitya9222
@vishaladitya9222 5 жыл бұрын
Very Useful... Thanks a lot!!
@ibtissammouhacine8261
@ibtissammouhacine8261 4 жыл бұрын
You saved me thank you so much
@ridashams3389
@ridashams3389 6 жыл бұрын
U r the saviour mam thanks!
@dasmanthkishankumarpatnaik3552
@dasmanthkishankumarpatnaik3552 5 жыл бұрын
Nice mam
@ziedx5
@ziedx5 6 жыл бұрын
Thank you, may God reward you well
@hearthacker5565
@hearthacker5565 4 жыл бұрын
You teaching skills and knowledge is amazing mam..may Allah bless you. Loads of love ❤❤❤
@BiLiMsElGuEyE
@BiLiMsElGuEyE 3 жыл бұрын
Waouh amazing explaination. Thank you
@ajazahmed5452
@ajazahmed5452 7 жыл бұрын
Thank You Miss.. It's really helpful..
@FixcyJustin-wm7id
@FixcyJustin-wm7id Жыл бұрын
Well explain, I hope I can do better in this topic of linear problem.
@sohsaraaa
@sohsaraaa 7 жыл бұрын
Thank you so much!
@imafidonrebeccaisi675
@imafidonrebeccaisi675 3 жыл бұрын
Thank you so much
@hoomanseyfi1941
@hoomanseyfi1941 6 жыл бұрын
Ahsant! kheili khub tozih dadi. well explained thanks
@bariqallemyar7579
@bariqallemyar7579 7 жыл бұрын
thanks a lot. it was really useful. if i had the whole question description that would be perfect. because i want to learn how to make objective function and constrains formulas.
@Kirosye
@Kirosye 6 жыл бұрын
Thanks. Good explanation.
@nabulsi93
@nabulsi93 4 жыл бұрын
Thanks a lot! a life saver :)
@reaper5614
@reaper5614 9 жыл бұрын
very helpful thank u
@deciogaspar5255
@deciogaspar5255 9 жыл бұрын
thanks for the great explanation
@khaledsakkaamini4743
@khaledsakkaamini4743 6 жыл бұрын
amazing tutorial​ thanks
@akshayubale6413
@akshayubale6413 7 жыл бұрын
Thank you... It really helped me a a lot.. 👍👍
@muzaffermohamed1873
@muzaffermohamed1873 9 жыл бұрын
thanx ur awesome..... also I hope u exeplaine forcasting & assignment & inventory. prop too and thanx agine
@azma1099
@azma1099 5 жыл бұрын
So good i am easILY able to understand it
@krunalnayak871
@krunalnayak871 7 жыл бұрын
useful for one night before exams... thanks mam👍
@omermajidattaye136
@omermajidattaye136 6 жыл бұрын
great job
@chandanpandey6010
@chandanpandey6010 6 жыл бұрын
thanxx for ur video and voice....
@RohitSharma-qj6ll
@RohitSharma-qj6ll 7 жыл бұрын
Good one 😇
@SufficientGrace237
@SufficientGrace237 4 жыл бұрын
Thank you
@madeinshiena0412
@madeinshiena0412 10 жыл бұрын
Thanks for the info! ^___^ Godbless.
@crystaltoh2259
@crystaltoh2259 6 жыл бұрын
Awesome!
@limchunwei7799
@limchunwei7799 5 жыл бұрын
great video
@clopana27
@clopana27 8 жыл бұрын
THANK YOU!!
@iskhwa
@iskhwa 5 жыл бұрын
thanks that was helpful
@rohitchoudhary6665
@rohitchoudhary6665 8 жыл бұрын
nice voice mam and way of teaching is also good.
@rajyalakshmigonaboina7708
@rajyalakshmigonaboina7708 6 жыл бұрын
its awesome and excellent sir
@satyamrai4023
@satyamrai4023 6 жыл бұрын
Thanks sir
@sagarvani4553
@sagarvani4553 9 жыл бұрын
thanks a lot!
@chicagogirl9862
@chicagogirl9862 4 жыл бұрын
Fatemeh it's amazing:)
@chebomwaba6282
@chebomwaba6282 8 жыл бұрын
very clear
@warrenzingwena2075
@warrenzingwena2075 4 жыл бұрын
nice one
@trumpthetraitor2485
@trumpthetraitor2485 6 жыл бұрын
Thanks
@Tahirk512
@Tahirk512 5 жыл бұрын
You have amazing voice😍
@20k54n4
@20k54n4 9 жыл бұрын
Thank You
@shlemonmelon
@shlemonmelon 7 жыл бұрын
thank youuuu :)
@DEEPAKGUPTA-dv6hm
@DEEPAKGUPTA-dv6hm 7 жыл бұрын
thanks
@brutallyhonestcommentary7996
@brutallyhonestcommentary7996 4 жыл бұрын
Damn... You hella good
@rohail260
@rohail260 5 жыл бұрын
amazing
@4lovelykids518
@4lovelykids518 10 жыл бұрын
thank u
@khubsimple
@khubsimple 5 жыл бұрын
Your tutorial is so simple to understand. Thank you. Which software do you use to record your tutorial?
@sxmirzaei
@sxmirzaei 5 жыл бұрын
Thanks! I used Doceri
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