similar to: The log function problem

Displaying 20 results from an estimated 1000 matches similar to: "The log function problem"

2008 May 21
3
Problem with R or fBasics Package (PR#11495)
I have a problem wirh R: After loding fBasics packages log funtion doesn't work like as fallow: Cenap ERDEMIR Hacettepe University Turkey > log(20) [1] 2.995732 > local({pkg <- select.list(sort(.packages(all.available = TRUE))) + if(nchar(pkg)) library(pkg, character.only=TRUE)}) Loading required package: fImport Loading required package: fSeries Loading required package: robustbase
2007 Oct 31
1
problem with package fSeries
Helo, please look at the log below: after loading the fSeries library, I can not use the log function. Is this a bug or what am I doing wrong? Because of this, I'm unable to use the garch library. thanks a lot for any help, Balazs Torma > log(1) [1] 0 > require("fSeries") Loading required package: fSeries Loading required package: robustbase Loading required package:
2009 Mar 05
1
Problem using RMySQL and fCalendar
Hello: I am trying to use fCalendar for date arithmetic and the RMySQL package for accessing a MySQL database. The fCalendar math operations seem to work fine UNTIL I load the RMySQL package. Here is a demonstration: ean at fibonacci:~/Desktop/amCharts/rsa-metrics$ R R version 2.7.1 (2008-06-23) Copyright (C) 2008 The R Foundation for Statistical Computing ISBN 3-900051-07-0 R is free
2008 May 07
2
Windows binary packages & R-Forge
Hi room, There seems to be a problem with the Windows building machines of R-Forge. All our packages with Fortran source code cannot be compiled for Windows. The error in the log file is make[3]: gfortran: Command not found It seems that gfortran is not installed. Is there any plan to fix this or am I doing something wrong on R-Forge? thanks in advance for your advises. regards, Yohan --
2008 Jun 02
1
Help : R-packages : Problems loading package fSeries
Hi. I am trying to load the package fSeries, in order to load the package fGarch after. However, it says the following message. > local({pkg <- select.list(sort(.packages(all.available = TRUE))) + if(nchar(pkg)) library(pkg, character.only=TRUE)}) Loading required package: fBasics (Error : ... infinite recursion) Loading required package: fImport Loading required package: fSeries Loading
2008 Apr 30
2
fCopulae
Hello, Hela wrote : My problem in a few words is as folow: I used the fCopulae packages because i have 2 series which are already transformed in the uniform domain (the space of the copulas functions) and i estimated with type archmList() from 1 to 22, but i don't know their names:for exemple the type=4 is the Gumbel Copula...and for the others i can't have any idea about how can i find
2008 Mar 23
2
Can not install fCalendar package under R 2.6.2
Dear R helper: When I was trying to install the fCalendar package, R report the following error and then my installation failed: * Installing *source* package 'fCalendar' ... ** R ** inst ** preparing package for lazy loading Loading required package: MASS Loading required package: fEcofin Loading required package: fUtilities Loading required package: RUnit RUnit 0.4.17 loaded.
2008 Aug 07
3
Downloading Yahoo data
Hi R, I am trying to download the data from R. I give the below command. > library(fImport) > yahooSeries("IBM") trying URL 'http://chart.yahoo.com/table.csv?s=IBM&a=7&b=08&c=2007&d=7&e=07&f=2008& g=d&x=.csv' Error in download.file(url = url, destfile = file, method = method) : cannot open URL
2008 Apr 07
2
tcltk issue remains
Dear R-help, I'm trying to load the fGarch package and keep running into problems with tcltk: After succesfully instaling fGarch (and dependencies) I get: >library(fGarch) Loading required package: fBasics Loading required package: fImport Loading required package: fSeries Loading required package: robustbase Loading required package: fCalendar Loading required package: MASS Loading
2010 May 26
0
R/Rmetrics Meielisalp Summer School and User/Developer Workshop 2010
Computational Finance and Financial Engineering 1st R/Rmetrics Summer School and 4th User/Developer Meeting Meielisalp, Lake Thune Switzerland, June 27 - July 1, 2010 Late Registration: https://www.rmetrics.org/meielisalp2010-registration Students: Apply for Student Scholarships www.rmetrics.org *** Rmetrics 2010 - Don't miss it ! ***
2007 Aug 20
2
library(fCalendar) timeDate("12.03.2005",format="%d.%m.%Y")
Dear R users, I have problem with the library fCalendar. I am not using the US standard format notations. It seems like it is not possible to have different format than the US standards. Anyone how knows a way to go around this problem? Here is the code I enter: myDate = "12.03.2005" timeDate(myDate, format = "%d.%m.%Y") And I get following error message: Error in if
2006 Jun 01
1
date sequencing using the Fcalendar package
I am using the following command from the Fcalendar Package : x = timeSequence("1992-12-31","1994-12-31") and then y = as.character(x) is a vector of character strings "[1] 1992-12-31" "1993-01-31" "1993-03-03" "1993-03-31" "1993-05-01" etc This is very close to what I need and thank you very much to whomever wrote
2008 Jun 11
0
ETH Internship - Dynamic Portfolio Asset Allocation
Summer Internship at ETH Zurich "Dynamic Portfolio Asset Allocation" We offer a 3-months internship starting midth July 2008. The topic addresses "Dynamic Portfolio Asset Allocation" including alternative instruments and hedge funds. The goal will be to compare the robust mean-variance, the lower partial moment and the conditional value-at-risk approaches for portfolio
2009 Oct 29
3
"The system cannot find the file specified"
What is the problem here? I did an install package from the Rgui menu. Windows Vista <SNIP> trying URL 'http://cran.cnr.Berkeley.edu/bin/windows/contrib/2.9/mvtnorm_0.9-8.zip' Content type 'application/zip' length 236089 bytes (230 Kb) opened URL downloaded 230 Kb trying URL 'http://cran.cnr.Berkeley.edu/bin/windows/contrib/2.9/QRMlib_1.4.4.zip' Content type
2007 Aug 08
2
Error: Cannot Coerce POSIXt to POSIXct when building package
A newbie here - please forgive me if this is a basic question. We have an in house package built in R 2.2.1 (yes we're a little behind the times at our firm)and would like to rebuild it using R 2.5.1. However, when I try and build the package from source, I keep getting this error: Error in as(slotVal, slotClass, strict = FALSE) : no method or default for coercing "POSIXt"
2017 Nov 02
0
"prob" package alternative
> On Nov 2, 2017, at 11:15 AM, Tiby Kantrowitz <tlkantro at gmail.com> wrote: > > The issue is fAsianOptions. Is there a version that works with the latest version of R? If not, which version of it works with which version of R and where can it be found? I tried several at the archive already. sessionInfo() R version 3.4.2 Patched (2017-10-04 r73465) Platform:
2006 Apr 05
1
Time Series Objects/ MC Simulation
I am attempting to value convertible bonds through a Monte Carlo approach. I want to express call schedules as date-price tuples. Naturally, these tuples need to be expanded to match the frequency of the innovations in the MC process. 1. Is there a straigh-forward way to accomplish this "expansion"? 2. I have noted the existance of ts, its, zoo and fCalendar. Does anyone have an
2017 Nov 02
2
"prob" package alternative
Yes. That's the version I've been discussing that has non-zero exit status. That situation is why CRAN retired the prob package. It's possible you installed that library earlier in development and it's been "carried" along. It no longer installs, now. The problems with all of this seem to have started this month according to the conversations. However, no one has
2007 May 17
1
2 questions about loading packages
My sessioninfo is below and I have two questions about loading packages in R : #======================================================================= ============================================================= R version 2.4.0 (2006-10-03) i686-pc-linux-gnu locale: C attached base packages: [1] "datasets" "methods" "utils" "stats"
2017 Nov 02
0
"prob" package alternative
> On Nov 2, 2017, at 12:07 PM, Tiby Kantrowitz <tlkantro at gmail.com> wrote: > > Yes. That's the version I've been discussing that has non-zero exit status. That situation is why CRAN retired the prob package. It's possible you installed that library earlier in development and it's been "carried" along. It no longer installs, now. > > The problems