[GRASS-user] use pi number

Hello. I can not use the number pi in r.mapcalc. I tried these ways: r.mapcalc 'prueba = pi()' r.mapcalc 'prueba = pi' r.mapcalc 'prueba = PI()' r.mapcalc 'prueba = PI' With the following results: Syntax error Is this normal? Is IP defined within GRASS / r.mapcalc? Thanks for your help. José

[GRASS-user] Sol Katz Award for Geospatial Free and Open Source Software - Call for Nominations

The Open Source Geospatial Foundation would like to open nominations for the 2008 Sol Katz Award for Geospatial Free and Open Source Software. The Sol Katz Award for Geospatial Free and Open Source Software (GFOSS) will be given to individuals who have demonstrated leadership in the GFOSS

Re: [GRASS-user] supervised image classification using textural aspects

Wout, On Fri, Aug 22, 2008 at 2:29 PM, Wout Bijkerk [EMAIL PROTECTED] wrote: ... Looking at the images, I wonder if including textural features within the images would be usefull: a forest canopy has a far coarser texture than a grassland. Also in the Grassbook this is mentioned, and for the

[GRASS-user] Re: Impressive GRASS web sites statistics

Hi, traffic is incredibly increasing on grass.osgeo.org: Reported period Month Jul 2008 Unique visitors 17447 Number of visits96246 Pages 1214317 (2968736*) Hits2968736 (287537*) Bandwidth 2376.14 GB (7001.80 GB*) - !! * Not

Re: [GRASS-user] Re: Impressive GRASS web sites statistics

This is really impressive indeed. Is there any way of producing a web tool that could be installed on official download sites to track in a central place how many copies are downloaded from these locales? Michael On Aug 23, 2008, at 9:00 AM, [EMAIL PROTECTED] wrote: Date: Sat, 23 Aug 2008

Re: [GRASS-user] GRASS Image Processing Environment

With this email I would like to ask for any developer/users potential interest to include some of the GIPE modules into the main GRASS GIS SVN, if any of them could find some public use. +1! for devs: I have done code cleaning/standardization and grass_indent.sh parsing on all modules but

Re: [GRASS-user] Re: Impressive GRASS web sites statistics

On Sat, Aug 23, 2008 at 6:12 PM, Paulo Marcondes [EMAIL PROTECTED] wrote: 2008/8/23 Markus Neteler [EMAIL PROTECTED]: Hi, traffic is incredibly increasing on grass.osgeo.org: Reported period Month Jul 2008 Unique visitors 17447 Number of visits96246 Pages 1214317

[GRASS-user] Extracting from 2D to 3D

Hello all, I have purchased to book, Open Source Grass, the third edition and wanted to experiment with 3D vectors using nviz. I have followed the commands in the book, page 209/210 but can not display the 3D vectors in nviz. Is there an update to the commands or can anyone describe to

Re: [GRASS-user] use pi number

2008/8/23 Glynn Clements [EMAIL PROTECTED]: r.mapcalc doesn't have a definition for pi; you'll need to enter a literal value. Thanks Glynn. This sounds like a weak point for me. I need to introduce Pi several times. Not for converting degrees to radians. It is another class of applications.

Fwd: [GRASS-user] use pi number

2008/8/23 José María Michia [EMAIL PROTECTED]: Is it possible to define variables? 2008/8/23 Glynn Clements [EMAIL PROTECTED]: Yes; an assignment anywhere other than at the top level will define a variable rather than an output map. You can either place the assignment at the point that you

Geophysics functions [was Re: [GRASS-user] use pi number]

2008/8/23 José María Michia [EMAIL PROTECTED]: 2008/8/23 Glynn Clements [EMAIL PROTECTED]: r.mapcalc doesn't have a definition for pi; you'll need to enter a literal value. Thanks Glynn. This sounds like a weak point for me. I need to introduce Pi several times. Not for converting degrees