PREP - Professional Enhancement Programs of the MAA



 

Exploring Multivariable Calculus with MAPLE

A PREP Workshop

AIM log - Wednesday July 26, 10 am - 11:30 am

AIM Chat with Jerome Heaven , Mike May , Jim Rutledge , Daniel Shown .
9:47 AM
Russell Blyth: 'Morning
Daniel Shown: abck at oue
Mike May: Morning back
Jerome Heaven: Good Morning
Mike May has left this chat.
Jim Rutledge: hello everyone
Russell Blyth: Jerome, can you do a quick test for us?
Russell Blyth: On vnc
Russell Blyth: NAd Jim
Russell Blyth: And Jim
Russell Blyth: New VNC address
Russell Blyth: artsciqt1.slu.edu:1 on a PC
9:50 AM
Russell Blyth: leave the :1 off on a Mac and put Display to 1
Russell Blyth: Password is still MAPLE
Russell Blyth: Any luck?
Jim Rutledge: yes, that worked fine
Russell Blyth: Great!
Mike May has joined this chat.
Mike May: Hi
Russell Blyth: This should cut down on VNC lag
Russell Blyth: and on Maple lag
Russell Blyth: Jerome?
Jerome Heaven: This works fine
Russell Blyth: Good
Jerome Heaven: much quicker refreshing 
Lia Petrocovici has joined this chat.
Mary Platt has joined this chat.
Sergio Loch has declined the invitation to this chat.
Frank Rooney has joined this chat.
Jerome Heaven: different server?
Bill Marion has joined this chat.
Curtis Herink has joined this chat.
Mary Marshall has joined this chat.
Jenny Dorrington has joined this chat.
Anna Davis has declined the invitation to this chat.
Scott Greenleaf has joined this chat.
Bill Marion: Good day to you all.
Russell Blyth: Hi guys
Russell Blyth: We have some progress on VNC
Christian Hellings has joined this chat.
Mary Marshall: Good morning,all!
Scott Greenleaf: Good morning.
Russell Blyth: Yes, we are "reflecting" to a different server
Chris Oehrlein has joined this chat.
Jerome Heaven: the mirror seems to be doing a great job
Karin Burrell has joined this chat.
Russell Blyth: It's a poor person's mirror at this point, but off a server right on the backbone
Marina Dedlovskaya has joined this chat.
Michael Saclolo has joined this chat.
Russell Blyth: So :VNC address is:
Michael Saclolo: good morning!
Russell Blyth: artsciqt1.slu.edu:1 on a PC
Russell Blyth: artsciqt1.slu.edu with Display set to 1 on a Mac
Russell Blyth: Password still MAPLE
9:55 AM
Russell Blyth: Lia, did you join?
Anna Davis has declined the invitation to this chat.
Lia Petrocovici: yes, thanks
Jerome Heaven: will video be on 26am1 ?
Russell Blyth: Yes
Russell Blyth: Video is up on 26am1
Joel Silverberg has joined this chat.
Joel Silverberg: Hi
Sergio Loch has declined the invitation to this chat.
Jerome Heaven: no audio as yet?
Russell Blyth: As of now, yes
Louise Paquette has joined this chat.
Daniel Shown: audio is up
Jerome Heaven: yes it is 
Russell Blyth: New VNC address!
Russell Blyth: artsciqt1.slu.edu:1 on a PC
Russell Blyth: artsciqt1.slu.edu with Display set to 1 on a Mac
Russell Blyth: Password same (MAPLE)
Curtis Herink: What's the complete address for video?
Russell Blyth: rtsp://165.134.240.35/mvc060725am1.sdp
Bill Marion: Got both View and video.
Curtis Herink: thanks
Russell Blyth: And better video and audio, we think as well
Anna Davis has joined this chat.
10:00 AM
Joel Silverberg: Your url should have 060726 not 060725
Russell Blyth: sorry
Russell Blyth: rtsp://165.134.240.35/mvc060726am1.sdp
Karin Burrell: Sang's here now...can you invite him?
Bill Marion: yes, bill marion is on.
Sang Lee has joined this chat.
Sang Lee: Good morning everyone.
Anna Davis: good morning
Russell Blyth: New VNC address
Russell Blyth: artsciqt1.slu.edu:1 on a PC
Russell Blyth: artsciqt1.slu.edu with Display set to 1 on a Mac
Curtis Herink: If you're looking for Margaret, she probably won't be here until this afternoon.
Russell Blyth: OK, thanks
Anna Davis: The VNC address didn't work for me
Patricia Giurgescu has joined this chat.
Russell Blyth: Anna, what platform
Sergio Loch has joined this chat.
Anna Davis: pc
Russell Blyth: do you have video?
Sergio Loch: Hi, good morning everyone.
Anna Davis: yes
Louise Paquette: morning
Anna Davis: thanks
Russell Blyth: Anna, I just spoke the address
Russell Blyth: did that help?
Daniel Shown: sergio
Daniel Shown: New VNC address
artsciqt1.slu.edu:1 on a PC
artsciqt1.slu.edu with Display set to 1 on a Mac
Anna Davis: GOT IT THANKS
Russell Blyth: rtsp://165.134.240.35/mvc060726am1.sdpfor video
Russell Blyth: OK
Daniel Shown: the VNC password is still MAPLE
10:05 AM
Russell Blyth: any questions?
Anna Davis: Things are going great.
Curtis Herink: Your current pace is fine.
Mary Platt: I have eye strain from looking at the screen
Jim Rutledge: the blocks of pre-written code are very helpful
Jerome Heaven: I think things are going at a good pace.
Jenny Dorrington: Things are fine
Scott Greenleaf: The pace seems just right to me.
Christian Hellings: I'm seeing lots of things that I can use..
Mary Marshall: I'm not at all bored. The pace seems good to me.
Anna Davis: no, i am not
Sergio Loch: I still don't have VNC
Daniel Shown: ok
Louise Paquette: I understand everything you're doing. I'm just new to MAPLE so writing code will take me a while
Michael Saclolo: I am not overwhelmed since I can always look back at the worksheets and work them myself.
Bill Marion: Certainly not bored.
Daniel Shown: sergio, are you using windows or mac?
Sergio Loch: Yes, I sort of new to MAPLE too. e use to use Mathematica until recently, and so now I am converting everything over to Maple
Mike May: New VNC address
artsciqt1.slu.edu:1 on a PC
Sergio Loch: I am using Windows
Daniel Shown: those are ones artsciqt.slu.edu
Daniel Shown: and the password is
10:10 AM
Daniel Shown: MAPLE
Sergio Loch: It looks for an IP address though and this artsciqt1.slu.edu doesn't work
Daniel Shown: ok, try
Mike May: put the :1 on the end
Daniel Shown: 165.134.240.35:1
Daniel Shown: any luck?
Curtis Herink: Has this worksheet been posted on project website?
Mike May: Not yet
Sergio Loch: yES, I AM THERE
Daniel Shown: great!
10:15 AM
James McGee has joined this chat.
Mike May: OK, this worksheet is on the program page now
10:20 AM
Lia Petrocovici has left this chat.
Lia Petrocovici has joined this chat.
Lia Petrocovici: thanks mike, Maple froze on me and I have to restart, I'll be back
Lia Petrocovici has left this chat.
Mike May: OK
Mulavana Johny went offline before accepting your invitation.
10:25 AM
Mike May: Qs?
Mary Platt: Can you use "animation"
Jerome Heaven: do you use Maplets?
Lia Petrocovici has joined this chat.
Jerome Heaven: I've allowed my Numerical Analysis to design Maplets for various numerical procedures
Karin Burrell: what are maplets exactly?
Jerome Heaven: They've come up with some pretty exciting things
10:30 AM
Jerome Heaven: as a school we are pretty much entirely PC based
Jawahar Pathak has joined this chat.
Mike May: Hi Jawahar
Mike May: we have a new VNC address
Jawahar Pathak: sorry for my lateness
Mike May: artsciqt1.slu.edu:1 on a PC
Mike May: artsciqt1.slu.edu with Display set to 1 on a Mac
Mike May: video is
Mike May: rtsp://165.134.240.35/mvc060726am1.sdp
Mike May: JP, ok?
10:35 AM
Jawahar Pathak: video ok
Mike May: VNC?
Jawahar Pathak: trying
Mike May: new address artsciqt1.slu.edu:1 on a PC
those are ones, not ells
Mike May: password still MAPLE
Jawahar Pathak: i am fine now
Mike May: good!
Mike May: questions?
Jawahar Pathak: How to label a point on a graph?
10:45 AM
Jerome Heaven: You might be able to do it using a Statistical Package
Jerome Heaven: I don't
Jerome Heaven: know the details
Mike May: If you can figure out a nice way to do that it would be appreciated.
Jerome Heaven: I'll let you know 
10:50 AM
Mike May: questions?
Mike May: video will be off
10:55 AM
Mike May: will be am2
Mike May: video is up
Mike May: rtsp://165.134.240.35/mvc060726am2.sdp
Mike May: Anyone not ok?
Mary Marshall: video good here.
Jim Rutledge: my audio is breaking up even after a restart...
Mike May: anyone else?
11:00 AM
Jerome Heaven: not me
Mike May: Jim, make sure to quit right out of QT and then try again
Jim Rutledge: Quit QT and opened again, reopened URL but a/v is still choppy and broken up. I'll try once again...
Mike May: JR - we seem to be ok here, and have no big jump in server load
Jerome Heaven: not on this...I just wanted to let you know I figured out how to plot points
Patricia Giurgescu: how to use VCalc to compute curl, div
11:05 AM
Jerome Heaven: I will send you my 3-line worksheet 
Jim Rutledge: Hmm.m.m. Not sure what the difficulty is, but perhaps it will resolve itself as time goes on...
Russell Blyth: Sound?
Joel Silverberg: i am still getting sound
Mary Marshall: I have sound.
Jawahar Pathak: No
Christian Hellings: I can hear you
Russell Blyth: Fine
Michael Saclolo: I am fine
Scott Greenleaf: I did before, but restarting QT brought it back.
Curtis Herink: Still have sound
Mary Platt: i have sound
Anna Davis: i am fine
Louise Paquette: ok here
Mike May: Jerome, others will be interested in labeling points. We will want an answer there.
Jerome Heaven: Okay, I'll try and figure that out too
Mike May: Patricia Give me a chance to look at div and curl in VCalc.
Patricia Giurgescu: thank you: I did not know when is better to use LinAlg pkg vs. VCalc pkg
Joel Silverberg: I think what used to be in linalg package was divided into two sections, one of which is in LinearAlgebra the other is in VectorCalculus
Jawahar Pathak: what is f here?
11:10 AM
Mike May: sin(x)+cos(x) = f(x)
Jawahar Pathak: Thanks
Mike May: JS - It is a little more complicated.
Mike May: A good first rule is that the new programming structures have long names and camel capitalization.
Mike May: linalg is old LinearAlgebra is new
Mike May: dotprod is old DotProduct is new
Mike May: For most of linalg, I found it in LinearAlgebra
11:15 AM
Jawahar Pathak: Is there any limitations on degree?
Jawahar Pathak: My god
11:20 AM
Mary Platt: taking out two was better
11:25 AM
Mike May: Patricia, on div and curl
Mike May: Set the situation
Mike May: with(VectorCalculus):
SetCoordinates(cartesian[x,y,z]);
BasisFormat(false);
Mike May: Then create the vector field
Mike May: vf := VectorField();
Mike May: evaluate
Mike May: Del.vf;
Curl(vf);
Patricia Giurgescu: Thank you, it did not work b/c I ommitted the coordinates & basis format command...
Patricia Giurgescu has left this chat.
11:30 AM
Russell Blyth: video off
Joel Silverberg: thanks
Anna Davis: thank you
Michael Saclolo has left this chat.
Russell Blyth: vnc was better?
Joel Silverberg has left this chat.
Marina Dedlovskaya has left this chat.
Chris Oehrlein has left this chat.
Jerome Heaven: yes it was
Anna Davis has left this chat.
Scott Greenleaf: Yes, it seemed better.
Bill Marion: So long for now.
Jim Rutledge: I'm still having a/v problems but will restart my computer during the break...
James McGee has left this chat.
Jerome Heaven has left this chat.
Sang Lee has left this chat.
Karin Burrell has left this chat.
Jawahar Pathak has left this chat.
Mary Platt has left this chat.
Jim Rutledge has left this chat.
Lia Petrocovici has left this chat.
Mary Marshall has left this chat.
Christian Hellings has left this chat.
Curtis Herink has left this chat.
Sergio Loch has left this chat.
Jenny Dorrington has left this chat.
Scott Greenleaf has left this chat.
Louise Paquette has left this chat.
Bill Marion has left this chat.
Russell Blyth: shutting down vnc

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This PREP workshop is made possible by the NSF grant DUE: 0341481