Difference between the usage of sum functions

1 visualizzazione (ultimi 30 giorni)
Benedikt Wessel
Benedikt Wessel il 17 Ott 2018
Modificato: madhan ravi il 17 Ott 2018
Hey, can someone explain, why the results are different? And which way is the right one? Thanks.
X=A+B+C-D;
Sum1=sum(X)
Sum2=sum(A)+sum(B)+sum(C)-sum(D)

Accedi per rispondere a questa domanda.

Risposta accettata

madhan ravi
madhan ravi il 17 Ott 2018
SUM1 is the right one.
It calculates your resultant matrix’s sum
But the latter calculates the sum o each matrices and does the arithmetic operations but then also it depends on your wish.
  2 Commenti
madhan ravi
madhan ravi il 17 Ott 2018
Modificato: madhan ravi il 17 Ott 2018
you’re welcome you can also vote for the answer

Accedi per commentare.

Più risposte (0)

Categorie

Scopri di più su Logical in Help Center e File Exchange

Tag

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by