Quantitative Finance Meta
to customize your list.
more stack exchange communities
Reputation and Badges
Start here for a quick overview of the site
Detailed answers to any questions you might have
Discuss the workings and policies of this site
Learn more about Stack Overflow the company
Learn more about hiring developers or posting ads with us
tag has no usage guidance.
How to avoid having negative volatility when applying Heston model?
When applying the Heston model to generate the sample volatility surface, some of the volatility value will be negative. I am just wondering what do practioners normally do with these negative value. ...
Jan 21 '13 at 16:21
recently active negative questions feed
frequent question tagged
Welcoming Stack Overflow’s New CMO – Adrianna Burrows
Hot Network Questions
How can I make my own "shell commands" (e.g. mkdir/cd combo)?
Starting a 2 stroke jet boat after several years
How might a collective such as The Borg develop?
Should I use cleats or brackets when putting up shelves?
So, I'm on fire. So what?
Same vimrc, customized per machine
Physical meaning of the Lebesgue measure
An unwanted guest
How can I break up a small boulder without power tools?
How much force is needed to tow an airliner?
I got an email threatening to DDOS me if I don't pay a ransom. What should I do?
How can we turn any number into a prime number by simply adding more digits?
How to make field visible only when opportunity reaches 90% probability
Blockchain (Bitcoin) as a database?
How to find giant component of a network?
How to convert a dotted quarter note tempo to BPM?
How severe can language problem be in Munich, Germany?
A powerful drink
Hangman from a beginner
Find matching phone numbers without actually knowing them
QGIS: Legend with more columns in one row
Yes I am dark ! Who am I?
Why does Watney need an air day every five days or so on his trip to Schiaparelli?
How do you extract a particular column or row from the output of a command?
more hot questions
Life / Arts
Culture / Recreation
TeX - LaTeX
Unix & Linux
Ask Different (Apple)
Geographic Information Systems
Science Fiction & Fantasy
Movies & TV
Seasoned Advice (cooking)
Personal Finance & Money
English Language & Usage
Mi Yodeya (Judaism)
Cross Validated (stats)
Theoretical Computer Science
Meta Stack Exchange
Stack Overflow Careers
site design / logo © 2016 Stack Exchange Inc; user contributions licensed under
cc by-sa 3.0