Peter Onumanyi

**Peter Onumanyi** bụ Onye Naijiria na-eme mgbakọ na mwepụ. A mụrụ ya na 1951 na Okene, Naijiria .  Ọ gụsịrị akwụkwọ na Mahadum Ibadan na Imperial College dị na London, ọ bụkwa onye isi oche nke Mgbakọ na Mwepụ nke Naịjirịa n'oge gara aga..  Ọ bụ onyeisi ngalaba mgbakọ na mwepụ, onyeisi ngalaba sayensị okike, na osote osote onyeisi (Academic) nke Mahadum Jos.

## Mbido ndụ na agụmakwụkwọ
A mụrụ ya na 1951 n'obodo Okene nke Kogi Steeti nke Naịjirịa. Ọ gara ụlọ akwụkwọ praịmarị RCM, Okene-South ma nwee agụmakwụkwọ sekọndrị ya na Government Secondary School, Dekina ebe o nwetara nkewa-otu na 1968 West African School Certificate Examination.

Ọ gara Titcombe College, Egbe, Kogi State maka usoro asambodo ụlọ akwụkwọ dị elu na 1969. Onumanyi mechara gaa Mahadum Ibadan, ebe ọ gụsịrị akwụkwọ na mgbakọ na mwepụ na 1975 na B.Sc. Ọ bụ ihe na-eme ka mmadụ nwee obi ụtọ. Degree. Mgbe nke ahụ gasịrị, ọ nwetara M.Sc. na Ph.D (Numerical Analysis) degrees site na Imperial College of Science and Technology, Mahadum London na 1979 na 1981, n'otu n'otu. Ọ nwetara M.Sc. ya. nzere na "akara nke ọdịiche" na Imperial College, London.

## Ọrụ agụmakwụkwọ na nlekọta PhD
Onumanyi akụziela ma mee nnyocha na mgbakọ na mwepụ na ngalaba mgbakọ na mwepụ, Mahadum Ilorin, Ilorin, Kwara Steeti Naịjirịa (1982–1992), Mahadum Jos, Jos, Plateau Steeti Naịjirịa (1992–2004). Ọ lekọtara ụmụ akwụkwọ asatọ nwetara akara ugo mmụta Ph.D na Nyocha ọnụọgụgụ na ihe karịrị iri abụọ na ise maka akara ugo mmụta M.Sc. na Nyocha ọnụọgụgụ. Mahadum Jos họpụtara onye nkuzi ukwu na 1992 na prọfesọ mgbakọ na mwepụ na 1993, ọ ka na-arụsi ọrụ ike na nyocha na ide akwụkwọ. O nwere akwụkwọ sayensị iri anọ na akwụkwọ akụkọ gafee Africa, Europe, Japan na USA. 

## Akwụkwọ akụkọ ndị ọkà mmụta na ọrụ nyocha ọkachamara
Onumanyi enyochaala ọtụtụ akwụkwọ ndị ọrụ ibe ya maka nhọpụta prọfesọ. Ọ rụrụ ọrụ ma ka na-eje ozi dị ka onye nyocha mpụga n'ọtụtụ Mahadum Naijiria na Polytechnics. Ọ rụrụ ọrụ n'ọtụtụ bọọdụ nchịkọta akụkọ nke akwụkwọ akụkọ agụmakwụkwọ na nyocha mgbakọ na mwepụ na Naịjirịa na mba ofesi. Ha gụnyere:

* Mathematical Abstracts reviewers maka Zentrablatt maka Mathematic, West Germany (1983-1993), 
* Onye isi nchịkọta akụkọ nke Abacus, Journal of Mathematical Association of Nigeria (MAN) (1989-1994), 
* Onye otu, Editorial board nke Abacus (1994-2004). 

## Ozi mkparịta ụka
Onumanyi ejeela ozi na ọtụtụ kọmitii dị mkpa dịka onyeisi oche ma ọ bụ onye otu n'ime na n'èzí Mahadum Obodo nke Mahadum Jos na Mahadum Ilorin. Ọ jerela ozi dịka Onyeisi Mba nke Mgbakọ na Mwepụ nke Naịjirịa (MAN) (1998–2000). Ọ bụ onye otu nke Association ahụ ruo ndụ ya niile ma nye ya nsọpụrụ kachasị elu nke Association Fellow of MAN (FMAN) na 2001. O nwere ọkwa ndị a na Mahadum Jos:

* Onye isi nke Ngalaba mgbakọ na mwepụ (1993-1995) 
* Dean, Faculty of Natural Sciences (1995-1998),
* Onye isi oche, Kọmitii nke Deans (1997-1998), onye nnọchi anya ọgbakọ na Kansụl Na-achị Mahadum (1997-2000) 
* Onye osote onye isi oche (Academic) (1998-2000).

## Ndụ onwe onye
Prọfesọ Onumanyi lụrụ di ma nwee ụmụ isii.

## Akwụkwọ ndị a họọrọ

* **P. Onumanyi**, E. L. Ortiz na H. Samara (1981), Software maka usoro nke ọnụọgụ ọnụọgụ maka ngwọta ọnụọgụ nke nhazi dị iche iche. Applied Mathematical Modelling, mpịakọta. 5, peeji nke 282 - 286. E bipụtara ya na United Kingdom site na IPC Science and Technology press.
* **P. Onumanyi** na E. L. Ortiz (1982), Ngwọta Nọmba nke usoro dị elu Nsogbu uru oke maka nhazi dị iche iche dị iche iche na atụmatụ nke njehie. Numerical Methods in Engineering, Vol. 18, 775-781. E bipụtara ya na Great Britain site n'aka John Wiley & sons Ltd.
* **P. Onumanyi** na E. L. Ortiz (1984), Ngwọta ọnụọgụ nke nsogbu ọnụ ọgụgụ siri ike na nke na-emetụta n'ụzọ pụrụ iche na nhazi mgbanwe nke usoro Tau. Mathematics of Computation, Vol. 43, peeji nke 189-203. E bipụtara ya na USA site na American Mathematical society.
* S. A. Okunuga na **P. Onumanyi** (1985). Usoro nhazi ziri ezi maka nhazi ọdịiche nkịtị. Ọganihu na Modelling na Simulation, Vol.4, peeji nke 45-58. E bipụtara ya na France site na AMSE Press.
* M. O. Afolabi, M. A. Ibiejugba na **P. Onumanyi** (1986). Nnyocha ọnụọgụgụ na nhazi ọdịiche na-abụghị nke ahịrị na itinye n'ọrụ maka njikwa kachasị mma. The Nigerian Journal of Pure and Applied Sciences, Vol. 1, peeji nke 26-38. E bipụtara ya site na Faculty of Science, University of Ilorin Press, Ilorin, Nigeria.
* **P. Onumanyi** (1988). Usoro nhazi maka nhazi ọdịiche dị iche iche nke elliptic. Ọganihu na Modelling and Simulation Review, mpịakọta. 6, peeji nke 35-41 nke AMSE Press bipụtara na France.
* R. B. Adeniyi, **P. Onumanyi** na O. A. Taiwo (1990). Nkọwa njehie nke usoro Tau maka nhazi ọdịiche nkịtị na-abụghị nke a na-ahụkarị. Journal of Nigeria Mathematical Society, mpịakọta. 9, peeji nke 21-32. Nke Nigerian Mathematical Society, Nigeria bipụtara.
* **P.'' ''Onumanyi'', U. W. Sirisena na S. N. Jator (1993). Usoro Adams-Moulton na-aga n'ihu maka ngwọta kpọmkwem nke nsogbu Nonstiff Boundary Value, Nigerian Journal of Mathematics and Applications, mpịakọta. 6 peeji nke 75 – 84.
* U. W. Sirisena, **P. Onumanyi** na D. O Awoyemi (1996). Ezinụlọ ọhụrụ nke Predictor - usoro mgbazi. [Ihe e dere n'ala ala peeji] 3, Nke 1 na nke 2, peeji nke 140-147. E bipụtara ya site na Kaduna Polytechnic, Naijiria.
* **P. Onumanyi**, U. W. Sirisena na S. N. Jator (1999). Na-aga n'ihu Ọdịiche dị iche iche maka idozi Ọdịiche. Computer Mathematics, mpịakọta. 72, Nke 1, peeji nke 15-27. E bipụtara ya na Great Britain site na John Wiley & Sons Ltd.
* **P. Onumanyi**, U. W. Sirisena, na S. N. Jator, (2002). Ụzọ ka mma maka idozi nsogbu Odes ụfọdụ site na usoro mutistep. Science Forum, Pure and Applied Science, mpịakọta. 5 Nke 2, peeji nke 273 - 291.
* **P. Onumanyi**, J. Fatokun na B.O. Adejo (2008). Nkọwapụta ọnụọgụ ziri ezi site na ndị na-agbakọta na-aga n'ihu maka nhazi ọdịiche nkịtị. Journal of the Nigerian Mathematical Society, Vol. 27, peeji nke 69 -90.
* Samson Olatunji Ale, **Peter Onumanyi''' na Oyelami Benjamin Oyelami (2008). The Proceedings of NMC-COMSATS International Conference on Mathematical Modelling of some Global Challenging Problems in The 21st Century, (26 - 30 Nov. 2008). National Mathematical Centre Abuja, Nigeria,  . 

## Edemsibia

Otú:Mmadụ ndi di ndụ