Tahir Al-Khafaji, N., Kadhum Mohammed, S., Saleh Abed, A. (2012). On the Symmetric Inverse Semigroup. Alustath, 8(4), 159-162.
Neeran Tahir Al-Khafaji; sajda Kadhum Mohammed; Alaa Saleh Abed. "On the Symmetric Inverse Semigroup". Alustath, 8, 4, 2012, 159-162.
Tahir Al-Khafaji, N., Kadhum Mohammed, S., Saleh Abed, A. (2012). 'On the Symmetric Inverse Semigroup', Alustath, 8(4), pp. 159-162.
Tahir Al-Khafaji, N., Kadhum Mohammed, S., Saleh Abed, A. On the Symmetric Inverse Semigroup. Alustath, 2012; 8(4): 159-162.

On the Symmetric Inverse Semigroup

journal of kerbala university
Article 1, Volume 8, Issue 4, November 2012, Pages 159-162    PDF (0 K)
Authors
Neeran Tahir Al-Khafaji; sajda Kadhum Mohammed; Alaa Saleh Abed
Abstract
In this paper we obtain a formula for the order of the In semigroup (The symmetric Inverse Semigroup) and a formula to find the number of idempotent elements in it also we prove that this number always even.
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