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NaN and Inf in files
From: |
Mario Storti |
Subject: |
NaN and Inf in files |
Date: |
Mon, 06 Apr 1998 09:38:34 -0300 |
It seems that Octave refuses to read NaN and Inf's in files. For
instance it refuses to load this file:
> ================================================================
> # name: a
> # type: matrix
> # rows: 5
> # columns: 5
> Infinity 0.791930556297302 0.464792340993881 0.911653220653534
> 0.543378531932831
> 0.854524254798889 0.715068995952606 0.54412055015564 0.154283925890923
> 0.98368227481842
> 0.021692018955946 0.367257356643677 0.281857639551163 0.572634100914001
> 0.721297860145569
> 0.775609135627747 0.309314996004105 0.23733352124691 0.0354556851089001
> 0.969821155071259
> 0.853041291236877 0.251728385686874 0.284725338220596 0.314096361398697
> 0.81235659122467
> ================================================================
with this message:
> octave> load data
> error: load: failed to load matrix constant
> error: load: reading file data
> error: evaluating index expression near line 13, column 1
> octave>
The file was saved from Octave itself. If I remove the Infinity and
put some number then it runs fine.
Is this a bug? Should I send a full bug-report? Below is the
configuration as reported by bug_report.
Mario
%%%%%%<>%%%%%%<>%%%%%%<>%%%%%%<>%%%%%%<>%%%%%%<>%%%%%%<>%%%%%%<>%%%%%%<>%
Mario Alberto Storti | Fax: (54)(42) 55.09.44 |
Centro Internacional de Metodos Computacionales| Tel: (54)(42) 55.91.75 |
en Ingenieria - CIMEC |........................|
INTEC, Guemes 3450 - 3000 Santa Fe, Argentina |
Reply: address@hidden, http://venus.unl.edu.ar/gtm-eng.html |
> Configuration (please do not edit this section):
> -----------------------------------------------
> uname output: Linux minerva 2.0.32 #1 Wed Nov 19 00:46:45 EST 1997 i586
> unknown
> configure opts: --enable-shared --enable-lite-kernel --enable-dl
> Fortran compiler:
> FFLAGS:
> F2C: f2c
> F2CFLAGS:
> FLIBS: -lf2c
> CPPFLAGS:
> INCFLAGS: -I/usr/local/include -I/usr/local/include/octave-2.0.11
> C compiler: gcc, version 2.7.2.3
> CFLAGS: -DHAVE_CONFIG_H -g -O2 -Wall
> CPICFLAG: -fPIC
> C++ compiler: c++, version 2.7.2.3
> CXXFLAGS: -DHAVE_CONFIG_H -fno-rtti -fno-implicit-templates -g -O2
> -Wall
> CXXPICFLAG: -fPIC
> LDFLAGS: -g
> LIBFLAGS: -L/usr/local/lib/octave-2.0.11
> RLD_FLAG: -Xlinker -rpath -Xlinker /usr/local/lib/octave-2.0.11
> TERMLIBS: -lncurses
> LIBS:
> LEXLIB:
> LIBPLPLOT:
> LIBDLFCN: ./readline/libreadline.a
> DEFS:
> -DOCTAVE_SOURCE=1 -DSEPCHAR=':' -DSEPCHAR_STR=":" -DUSE_GNU_INFO=1
> -DUSE_READLINE=1 -DF77_APPEND_UNDERSCORE=1 -DF77_APPEND_UNDERSCORE=1
> -DOCTAVE_LITE=1 -DSIZEOF_SHORT=2 -DSIZEOF_INT=4 -DSIZEOF_LONG=4
> -DHAVE_ALLOCA_H=1 -DHAVE_ALLOCA=1 -DSTDC_HEADERS=1 -DHAVE_DIRENT_H=1
> -DTIME_WITH_SYS_TIME=1 -DHAVE_SYS_WAIT_H=1 -DHAVE_ASSERT_H=1
> -DHAVE_CURSES_H=1 -DHAVE_DLFCN_H=1 -DHAVE_FCNTL_H=1 -DHAVE_FLOAT_H=1
> -DHAVE_FNMATCH_H=1 -DHAVE_GLOB_H=1 -DHAVE_GRP_H=1 -DHAVE_LIMITS_H=1
> -DHAVE_MEMORY_H=1 -DHAVE_NAN_H=1 -DHAVE_NCURSES_H=1 -DHAVE_PWD_H=1
> -DHAVE_STDLIB_H=1 -DHAVE_STRING_H=1 -DHAVE_SYS_PARAM_H=1
> -DHAVE_SYS_RESOURCE_H=1 -DHAVE_SYS_STAT_H=1 -DHAVE_SYS_TIME_H=1
> -DHAVE_SYS_TIMES_H=1 -DHAVE_SYS_TYPES_H=1 -DHAVE_SYS_UTSNAME_H=1
> -DHAVE_TERMCAP_H=1 -DHAVE_TERMIO_H=1 -DHAVE_TERMIOS_H=1 -DHAVE_UNISTD_H=1
> -DHAVE_VARARGS_H=1 -DHAVE_ATEXIT=1 -DHAVE_BCOPY=1 -DHAVE_BZERO=1
> -DHAVE_DUP2=1 -DHAVE_ENDGRENT=1 -DHAVE_ENDPWENT=1 -DHAVE_EXECVP=1
> -DHAVE_FCNTL=1 -DHAVE_FORK=1 -DHAVE_GETCWD=1 -DHAVE_GETEGID=1
> -DHAVE_GETEUID=1 -DHAVE_GETGID=1 -DHAVE_GETGRENT=1 -DHAVE_GETGRGID=1
> -DHAVE_GETGRNAM=1 -DHAVE_GETHOSTNAME=1 -DHAVE_GETPGRP=1 -DHAVE_GETPID=1
> -DHAVE_GETPPID=1 -DHAVE_GETPWENT=1 -DHAVE_GETPWNAM=1 -DHAVE_GETPWUID=1
> -DHAVE_GETUID=1 -DHAVE_GETWD=1 -DHAVE_LSTAT=1 -DHAVE_MEMMOVE=1
> -DHAVE_MKDIR=1 -DHAVE_MKFIFO=1 -DHAVE_ON_EXIT=1 -DHAVE_PIPE=1
> -DHAVE_PUTENV=1 -DHAVE_RENAME=1 -DHAVE_RINDEX=1 -DHAVE_RMDIR=1
> -DHAVE_SETGRENT=1 -DHAVE_SETPWENT=1 -DHAVE_SETVBUF=1 -DHAVE_SIGACTION=1
> -DHAVE_SIGPENDING=1 -DHAVE_SIGPROCMASK=1 -DHAVE_SIGSUSPEND=1
> -DHAVE_STAT=1 -DHAVE_STRCASECMP=1 -DHAVE_STRDUP=1 -DHAVE_STRERROR=1
> -DHAVE_STRNCASECMP=1 -DHAVE_TEMPNAM=1 -DHAVE_UMASK=1 -DHAVE_UNLINK=1
> -DHAVE_USLEEP=1 -DHAVE_VFPRINTF=1 -DHAVE_VSPRINTF=1 -DHAVE_WAITPID=1
> -DHAVE_PROGRAM_INVOCATION_NAME=1 -DHAVE_LIBDL=1 -DHAVE_DLOPEN=1
> -DHAVE_DLSYM=1 -DHAVE_DLERROR=1 -DHAVE_DLCLOSE=1 -DWITH_DL=1
> -DWITH_DYNAMIC_LINKING=1 -DHAVE_LIBM=1 -DHAVE_FINITE=1 -DHAVE_ISNAN=1
> -DHAVE_ISINF=1 -DHAVE_ACOSH=1 -DHAVE_ASINH=1 -DHAVE_ATANH=1 -DHAVE_ERF=1
> -DHAVE_ERFC=1 -DHAVE_ST_BLKSIZE=1 -DHAVE_ST_BLOCKS=1 -DHAVE_ST_RDEV=1
> -DHAVE_TZNAME=1 -DHAVE_GR_PASSWD=1 -DEXCEPTION_IN_MATH=1 -DRETSIGTYPE=void
> -DSYS_SIGLIST_DECLARED=1 -DHAVE_SYS_SIGLIST=1 -DHAVE_POSIX_SIGNALS=1
> -DHAVE_GETRUSAGE=1 -DHAVE_TIMES=1
> User-preferences (please do not edit this section):
> --------------------------------------------------
> EDITOR = "emacsclient"
> IMAGEPATH = ".:/usr/local/share/octave/2.0.11/imagelib//"
> INFO_FILE = "/usr/local/info/octave.info"
> LOADPATH =
> ".:/usr/local/libexec/octave/2.0.11//:/u/mstorti/OCTAVE/TOOLS//:/u/mstorti/SHIP/INTEF/RUN/TOOLS/:/usr/local/share/octave/2.0.11/m//:/usr/local/share/octave/site/"
> OCTAVE_VERSION = "2.0.11"
> PAGER = "less -e -P'-- less ?pB(%pB\\%):--. (f)orward, (b)ack, (q)uit$'"
> PS1 = "\\s> "
> PS2 = "> "
> automatic_replot = 0
> whitespace_in_literal_matrix = ""
> default_save_format = "ascii"
> do_fortran_indexing = 0
> empty_list_elements_ok = 1
> eps = 2.22045e-16
> gnuplot_binary = "gnuplot -geometry 300x400+1+1"
> ignore_function_time_stamp = "system"
> implicit_str_to_num_ok = 1
> ok_to_lose_imaginary_part = "warn"
> output_max_field_width = 10
> output_precision = 5
> page_screen_output = 0
> prefer_column_vectors = 1
> prefer_zero_one_indexing = 0
> print_answer_id_name = 1
> print_empty_dimensions = 1
> propagate_empty_matrices = 1
> resize_on_range_error = 1
> return_last_computed_value = 0
> save_precision = 15
> silent_functions = 0
> split_long_rows = 1
> treat_neg_dim_as_zero = 0
> warn_assign_as_truth_value = 1
> warn_comma_in_global_decl = 1
> warn_divide_by_zero = 1
- NaN and Inf in files,
Mario Storti <=