- Purpose of use
- They wanted to know the highest number created by moving a couple matchsticks in a 4 digit number, I used the 2 moved matchsticks to make a factorial operator on the remaining 5 digit number created ....

[1] 2019/10/17 01:58 Male / 40 years old level / High-school/ University/ Grad student / Very /

- Purpose of use
- help! sum_f(1,inf,(((99/100)^(x-1))^2)1/2)
- Comment/Request
- Error is not the answer I was looking for... although it is a hard one.

[2] 2019/10/15 14:26 Male / Under 20 years old / High-school/ University/ Grad student / Useful /

- Purpose of use
- to solve mole concept question and gaseous state
- Comment/Request
- cant we do integration and differentiation in this calculator

[3] 2019/10/14 21:07 Male / Under 20 years old / High-school/ University/ Grad student / Very /

- Purpose of use
- Ecology
- Comment/Request
- Needed a precise answer to the Simpson's Biodiversity index. (20 places)

[4] 2019/10/11 03:19 Male / Under 20 years old / High-school/ University/ Grad student / Useful /

- Purpose of use
- to try to find Pi by circling the Star of Lakshmi through the exact half way points of the star sides.

3.124194334010159739724326804214943580961749997952, thank you.

Now to attempt to confirm number through adding lengths of wedge ends of very small wedges. - Comment/Request
- Very useful Calculator.

I go use now. Talk to you later.

Thank you Japan... they don't let us play with the big numbers over here.

[5] 2019/10/06 14:28 Male / 50 years old level / Others / Very /

- Purpose of use
- testing the results of a software
- Comment/Request
- why is lngamma(x) different from ln(gamma(x))?

e.g. lngamma(-2.1) = 1.53171 -9.42478i and ln(gamma(-2.1) = 1.53171 +3.14159i

And even more curious: lngamma(-1.1) = 2.27365 -6.28319i and ln(gamma(-1.1)) = 2.27365

[6] 2019/10/05 03:54 Male / 50 years old level / High-school/ University/ Grad student / - /

- Purpose of use
- very gud for calculations nice work kaap it up ....:)

[7] 2019/10/03 15:40 Male / 20 years old level / An engineer / Useful /

- Purpose of use
- Calculation of the probability of occurrence of different hands in the game of bridge.

[8] 2019/09/23 02:30 Male / 60 years old level or over / A retired person / Useful /

- Purpose of use
- Learning
- Comment/Request
- What's the accuracy given the true labels t and the predicted labels p

t = (1,3,2,4,3,2,1,4,3,2,3,4)

p = (1,2,2,4,4,2,1,4,1,2,3,4)

[9] 2019/08/29 15:43 Male / 20 years old level / Others / Useful /

- Purpose of use
- calculate numbers with high precision
- Comment/Request
- the calculator was much more accurate than most calculators

it included plenty of digits after 0

[10] 2019/08/26 06:45 Male / Under 20 years old / Elementary school/ Junior high-school student / Very /

**The hyperlink to [Calculator]**