Community Profile

photo

Firan Lucian


Last seen: Today
10 total contributions since 2019

Firan Lucian's Badges

  • Thankful Level 1

View details...

Contributions in
View by

Answered
mat2str() on complex values with 0 inaginary part
~isreal(complex(5,0)) ans = logical 1 ~isreal(5) ans = logical 0

3 månader ago | 0

Question


Trigonometric functions pi independent support, accurately, atanpi, asinpi, ...
Hi, While in R2018b these functions are supported: sinpi Compute sin(X*pi) accurately cospi Compute cos(X*pi) accurately Ot...

3 månader ago | 1 answer | 0

1

answer

Question


mat2str() on complex values with 0 inaginary part
Hi, Tried mat2str(complex(5,6)) witch seems ok: ans = '5+6i' But other complex values with imaginary part 0 or 0+0i ar...

3 månader ago | 3 answers | 0

3

answers

Question


Function implementation for monotony check
Is there a build-in MATLAB function (way) that calculates one function implementation monotony against a true (correct, golden, ...

mer än ett år ago | 1 answer | 0

1

answer

Question


ULP measurement implementation and flavors
There is a build in MATLAB implementation for float difference in ULP ? u = abs(A-B) / (abs(B) * eps(B)) https://www.mathwor...

mer än ett år ago | 0 answers | 1

0

answers

Question


Get next or prior single precision value MATLAB function ?
Is there a MATLAB function for next or prior float32 number ? (similar to nextafterf, nexttowardf or float_next, float_prior) ...

mer än ett år ago | 1 answer | 0

1

answer

Question


Is there a way to check some processing flags for complex algorithms with multiple calculations if overflow, underflow occurred in processing ?
Is there a way to check some processing flags for complex algorithms with multiple calculations if overflow, underflow occurred ...

nästan 2 år ago | 1 answer | 0

1

answer

Answered
How can I generate random single precision (float32) numbers ?
Using bitwise operations: >> rand_SP_real init 00000000000000000000000000000000 gen exponent 00010101 bit...

nästan 2 år ago | 0

Question


Meaningful absolute difference for error calculation, absolute forward error.
Looking at a function f(x) and reference function ref_f(x) considered to be true (golden sample, the reference) As definition t...

nästan 2 år ago | 0 answers | 0

0

answers

Question


How can I generate random single precision (float32) numbers ?
A SP float may be generated in a range from -Infinity to +Infinity or including NANs. Full rage would contain all representable...

nästan 2 år ago | 5 answers | 0

5

answers