A ƙasa akwai mahimman kaddarorin ma'auni na ainihin lamba (watau tabbatacce, korau da sifili).
Kadarori 1
Modulolin lamba shine nisa, wanda ba zai iya zama mara kyau ba. Saboda haka, ma'auni ba zai iya zama ƙasa da sifili ba.
|a| ≥ 0
Kadarori 2
Module na tabbataccen lamba daidai yake da lamba ɗaya.
|a| = aAt a > 0
Kadarori 3
Tsarin lambar mara kyau daidai yake da lamba ɗaya, amma tare da kishiyar alamar.
|-a| = aAt a <0
Kadarori 4
Cikakken ƙimar sifili sifili ne.
|a| = 0At a = 0 ba
Kadarori 5
Samfuran kishiyar lambobi daidai suke da juna.
|-a| = |a| = a
Kadarori 6
Cikakken ƙimar lamba a ne square tushen a2.
Kadarori 7
Yanayin samfurin daidai yake da samfurin samfuran lambobi.
| ab| = |a| ⋅ |b|
Kadarori 8
Ma'aunin ƙididdigewa yana daidai da rarraba moduloli ɗaya da wani.
|a: b| = |a| : |b|