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Questions tagged [exp]

The Exponential - aka exp(x) function

The vast majority of the 21 posts tagged [exp] relate to the Exponential function i.e. f(x) = e^x where e is the number which is approximately 2.71828. This function is very important in statistics and many other fields.

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Import a table from a user to a table of an other user

I am trying to use imp to Import a table from user abdou2 to user abdou1. I exported my table from abdou2 inside a file dump using: exp abdou2/root file=CLIENTS.dmp tables=CLIENTS Then, I created in abdou1 an exact same Table but empty…
user8143344
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Python Exponential function

I have defined the following symbolic matrix: def DFT(d): a = symbols('pi') DFT = Matrix(d, d, lambda i,j: exp((2*I/d)*i*j*a)) return(DFT) Now, I would like to simplify the exponential to the corresponding 1,-1,I,-I when its…
Federico Vega
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What am I doing wrong in Matlab?

I have this problem (first picture) that gets a wrong plot in the red dashed line in the second picture, while it should get the plot with the solid blue line, which is in the third picture, which I got from Chegg.com. I figured out with some help…
daniel
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Oracle export default date

I am trying to export data from oracle but i cant get the latest updates.I am newbie on oracle so don't get angry Is it a default time for export i mean like specific history(1 week before?) I created a table last week but i cant get this table in…
Osman Kabasakal
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how to accept an input command line with nodejs

I want to accept input from the console/terminal. That's my solution so far: const expBuild = spawn("exp", ["build:ios"], { cwd: 'app' }); expBuild.stdout.on("data", data => { console.log(`stdout: ${data.toString()}`); });…
viet nam
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overflow in exp using python scipy.optimize.basinhopping

I am using scipy.optimize.basinhopping in order to fit a simple exponential function (aexp(-btime)) to real data. I try to have appropriate initial guesses (for a and b) but in some iterations (for some values basinhopping guesses) "overflow in exp"…
Attefeh
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cannot add attribute to bipartite network of class sna

I am trying to format data to run an ERGM model. However, I have problems combining the two data sets that I would like to use for the ergm model. First, my actual data set is a bipartite network with the first type of nodes (politicians) as rows…
S Front
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exp() overflow error python 3

I tried various solutions for below, but I still get the errors as described: log1p(1 + math.exp(comp * -1)) Error: OverflowError: math range error So I changed it to: log1p(1 + np.exp(comp * -1)) Now I get error : RuntimeWarning: overflow…
user3868051
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EXPO - ‘exp fetch:ios:certs’ && 'exp: build:ios'

I’m currently trying to deploy a new build with “sdkVersion”: “25.0.0”, however I’m having many issues. I have an Admin account on the Apple Enterprise Program. Installed exp -g correctly, did 'exp login', and my app.json file is configured this…
Alpa Chino
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How to get this y and z while using with flatlist?

} /> here I'm using x and y as timestamp and I need to get this timestamp and the timestamp value.
Alina Joy
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Cant deploy detached expo project with native library

I am trying to deploy on testflight a detached Expo project by uploading it to the appstore via XCode. But when the downloaded app on my phone tries to use any native library, it crashes with the following error: undefined is not an object…
Fernando Caride
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How to transfer all data from oracle 9i to oracle oracle 11g?

1.9i version command（9i version contains a user taoTest,which 11g version not contain）： exp system/* file=d:\exp_full.dmp full=y; 2.11g version command(create taoTest user which same as 9i version)： create user taoTest identified by taoTest;…
fangtao
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What is this distribution name

can someone name a distribution which has this CDF? Thank you
Mantautas Rimkus
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How to find the inverse log contrast of an image in python

I have tried the function math.exp(),but it is giving error NewImg[j,k]=a*math.exp(img[j,k]) OverflowError:Python int too large to convert to C long Here img is my input image.
neha
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Using functions to solve other functions (sinx, cosx, exp) in C

my professor gave me a confusing problem and I'm completely lost on what to do. Basically he wants me to solve cos(x) and exp(x) (he gave an example for sinx) without using the built in math.h functions. Not only that, but he wants me to use both…
user8197117
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