Search found 9 matches

by shahali
Sun Dec 02, 2007 2:04 am
Forum: Other questions
Topic: pick vector
Replies: 1
Views: 1967

pick vector

Hi.
I have plotted a graph then by clicking right on this graph, selecting “Pick Vectorâ€
by shahali
Wed Oct 03, 2007 9:55 am
Forum: Modeling networks
Topic: CVODE
Replies: 1
Views: 2332

CVODE

hi.when I use CVODE from neuron main menu Tools/variablestepcontrol this error comes: oc>nrniv: Segmentation violation See $NEURONHOME/lib/help/oc.help near line 105 {isvar()} ^ CVode[0].active1 ) NumericalMethodPanel[0].iscvode ) NumericalMethodPanel[0].isvar ) how can I solve it?
by shahali
Sun Sep 23, 2007 10:15 pm
Forum: Modeling networks
Topic: template and morphological data
Replies: 3
Views: 5211

Dear ted, I have a nrn file (e.g md.nrn) including morphological data. I wrote a hoc file just with one line: load_file("md.nrn") , or xopen("md.nrn") then loaded this hoc through NEURON main menu,then used the Management page's Import feature of CellBuilder, but this error came: nrniv: Section acce...
by shahali
Sat Sep 22, 2007 1:27 pm
Forum: Modeling networks
Topic: template and morphological data
Replies: 3
Views: 5211

template and morphological data

hi.I have morphological data of one cell in a file (I call it md.nrn), which I want to include to Template, I defined the soma and dendrites which are created at md.nrn by ‘external’, I wrote like this: load_file("md.nrn") begintemplate Cell external soma, dend1,dend2 public axon, create axon co...
by shahali
Sat Aug 11, 2007 1:46 pm
Forum: Modeling networks
Topic: network modeling
Replies: 1
Views: 2698

network modeling

Hi.I want to have a network including 5 presynaptic cells and 2 postsynaptic cells, can I write like this? create precell[5],postcell[2] for i=0,4 precell { pt3dclear() pt3dadd(0, 0, 0, 1) L = 10/PI diam = 10 cm=16 Ra=110 nseg=1 insert hh } for i=0,1 postcell { create soma, dend[15] ,axon[6] for i =...
by shahali
Thu Aug 09, 2007 8:04 am
Forum: Modeling networks
Topic: Network Builder error message "section is unnamed"
Replies: 1
Views: 2286

Dear Ted, thanks a lot for your replies. I use Network cell to create 2 cells but at Network Builder when attached them together and then click on the create bottom and hoc file this error comes on. What’s the problem? nrniv: section is unnamed near line 2 {create1()} ^ SectionRef[0].unname ) Cell...
by shahali
Tue Aug 07, 2007 10:06 am
Forum: Other questions
Topic: error
Replies: 1
Views: 1886

error

Hi. I have a ion channel (A_BC) that when I used it as a mechanism in my hoc file, this error comes: exp(702.138) out of range, returning exp(700) A math function was called that returned an out of range value errno=34 during call to mechanism A_BC nrniv: errno set during calculation of states near ...
by shahali
Tue Jul 17, 2007 10:24 am
Forum: Modeling networks
Topic: synapse and template
Replies: 3
Views: 3449

I wrote the mechnism which I need with NMODL. I want to have a 5 precell network so at hoc file I wrote : ////////////////////////// begintemplate precell create precell precell { nseg=1 diam=10 //um L=10/PI //um cm=30 // 1uF/cm2 insert Ca } endtemplate precell ncell=5 objectvar PRECELL[ncell] for i...
by shahali
Tue Jul 17, 2007 3:04 am
Forum: Modeling networks
Topic: synapse and template
Replies: 3
Views: 3449

synapse and template

Hi,I want to have a network which synaptic connections are depends on Ca+2 concentration and voltage of presynaptic cells ,I use template but how can I refer to Ca+2 concentration and voltage of presynaptic cells, how can I make them public member of the template?thank you