Implied Volatility

call: function to calculate BS call pricecall_vega: BS call vega (i.e. partial derivative of call with respect to vol)Phi: normal cdfPhiPrime: normal pdfimpvol: finds vol given a call pricedemo: a script demonstrating the impvol functiond1 and d2 are auxiliary functionsNOTE: the impvol function...

WP Admin Microblog adds a seperate microblog in your WordPress backend. The plugin transforms automatically urls to links, supports tagging and some bbcodes and it's possible to send a message via e-mail to other users. Now, with the new dashboard widget, you can read, respond, edit and delete...

DelayCut is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. DelayCut is distributed in the hope that it will be useful,...


Platforms: *nix

Cloud Browser is a simple web-based object browser for cloud-based blob datastores. Just add as an application to a Django project, add some settings, and you'll be able to browse cloud containers and implied subdirectories, as well as view / download objects.


Platforms: *nix

The latest version of Alessandro Blasi’s famous CONTASCATTI Desktop Phone Meter program. This freeware program – which requires online registration and activation for purely statistical purposes - monitors and displays PTSN, IDSN and ADSL internet connection charges on your computer desktop...


Platforms: Windows

APM Structure 3D is the light version of component for strength and dynamic analysis of parts and structures by finite element method. It is a useful utility for engineers and technical designers. APM Structure 3D is a universal system intended to perform complex analysis and design of rod,...


Platforms: Windows

NetCallback is a Java application permitting the export of TCP and UDP ports behind a firewall to hosts outside the firewall. This may be useful in some special cases, for example, centralized control of test (demo) networks, or connection to applets running in browsers. NetCallback consists of...


Platforms: *nix

AlienDrive Live CD is a linux distribution based on the SLAX Operating System. It is sometimes affectionately referred to by the people who love it as "The Alien". It was designed specifically to function as a Digital Audio Workstation and Pre/Post Video Production platform. The system core...


Platforms: *nix

g95 projects goal is to create a free, open source Fortran 95 compiler. The code has been donated to the Free Software Foundation for inclusion in GCC, the Gnu Compiler Collection. G95 is still in a beta state. G95 can compile most fortran 90/95 programs just fine on a wide variety of...


Platforms: *nix

spam.pl is a perl script that extracts all relaying hosts from the headers of a spam mail and sends a complaint mail to all the responsible mail server administrators. spam.pl is free software released under the GPL license. There is no warranty, neither expressed nor implied, that spam.pl...


Platforms: *nix

ClearCase::Wrapper::DSB Perl module contains David Boyces contributed cleartool wrapper functions. SYNOPSIS This is an overlay module for ClearCase::Wrapper containing David Boyces non-standard extensions. See perldoc ClearCase::Wrapper for more details. CLEARTOOL ENHANCEMENTS CATCS 1....


Platforms: *nix

Online is a speed focused program to give a textual display of your friends/buddies currently logged onto a unix host. This program is distributed in the hope that it will be useful for everyone, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A...


Platforms: *nix

Simple components for Ada library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This library is distributed in the...


Platforms: *nix

Free60 Gentoo LiveCD Xenon is a liveCD for Linux on the Xbox 360. It is based on the experimental gentoo liveCD that can be found here: http://gentoo.mirrors.pair.com/experimental/ppc64/livecd/ It has a few changes to boot on the Xbox 360 (codename xenon). How does it work ? Burn...


Platforms: *nix

URI is Uniform Resource Identifiers (absolute and relative). This module implements the URI class. Objects of this class represent "Uniform Resource Identifier references" as specified in RFC 2396 (and updated by RFC 2732). A Uniform Resource Identifier is a compact string of characters that...


Platforms: *nix

Hedinux distribution (formerly Octoz) GNU/Linux is an independently developed desktop OS with ease-of-use as its prime objective. The distribution comes in two editions - a minimalist live CD with the XFce desktop, and a netinstall CD which provides a text-based installer for package...


Platforms: *nix

This is a GTK version of slapt-get. Gslapt project requires slapt-get. To build from source, you must have these packages installed: - autoconf - automake - libtool - m4 - gettext - gettext-tools - pkgconfig - glibc - atk - glib2 - gtk+2 - pango - x11 - zlib - openssl - curl -...


Platforms: *nix

DBI::DBD is a Perl DBI Database Driver Writers Guide. SYNOPSIS perldoc DBI::DBD Version and volatility This document is still a minimal draft which is in need of further work. The changes will occur both because the DBI specification is changing and hence the requirements on DBD drivers...


Platforms: *nix

popdns is a small daemon that aims at simplifying the use of DHCP-configured machines by allowing them to dynamically update their DNS entry using (nearly) any POP3-capable e-mail tool. After having configured a new e-mail source (with the POP3 protocol), users are authenticated using their...


Platforms: *nix

phpSortable project is a PHP class that shows MySQL QueryResults in an HTML table. As implied by the name "Sortable", the table also displays the column headers as links which lead to a version of the table that is sorted according to that column. Furthermore, it allows you to link the...


Platforms: *nix