Ann Maguire was treated by paramedics at the scene, a teacher before her students was stabbed was in retirement in September, the school said.Ann Maguire, 61, died of multiple stab wounds suffered attack at Corpus Christi Catholic College, Leeds on Monday.Head teacher Steve Mort said Mrs Maguire was the "mother of school" and "the quiet storm" for 40 years.A 15 year old boy remains in custody at a police station in the city.Chair of Governors Martin Dowling said Mrs Maguire had worked a four-day week before her retirement.He said the murder was a "tragic but individual cases" and there was "no evidence at all" it would happen.Headteacher Steve Mort: "she touched the hearts of three generations of students"The school has remained open, and students and teachers were offered technical assistance."Wonderful teacher"Mr Dowling said it was an "awesome" atmosphere in the school."The kids have been amazing absolutely this morning. We had assemblies, services and the children responded in great ways, since the staff also, "he said at a press conference.He said it would be "very difficult" to carry on for the school, as Mrs Maguire "very popular and long-standing employees" belonged to."Ann was wonderful, dedicated teachers and will be remembered fondly by all of us", he said."she had taught 40 years at the Corpus Christi and touched the lives of many people in the local community, taught the parents of some of our current students."
Many tributes were left outside the school 
Corpus Christi school principal Steve Moat, and the school head young and head girl flowers to put in honor of Ann Maguire
on Tuesday morning was the police on patrol at Corpus Christi Catholic College
Already on Tuesday, some former pupils of Mrs Maguire Berlin attended mass at Corpus Christi Church, is connected with the school.
Many were in tears, carried out 150-Member Congregation in prayers by Monsignor Paul Fisher.
Scores of bouquets outside the school, where a constant stream of well-wishers to pay tribute.
"Never give up"Mr Mort said that he last talked to staff Ms. Maguire on Monday morning after a briefing.
"towards the end, she was enjoying her career, although to Ann, I know that your service to Corpus Christi was no career." It is considered a vocation."
The school had by the support she received from the local community had been "overwhelmed".
He said "Ann high independently was a memorandum of understanding for all students, first and foremost of their background or abilities,".
"she never gave up on students, even if she had given up on themselves.
"she had touched the hearts of three generations of students. She was an inspiration, not only for students, but also for the staff of the school."
Det Supt Simon Beldon, West Yorkshire Police said a post-mortem examination revealed that Mrs Maguire died from multiple stab wounds.He said that the teenage suspect would be provided during the officers 'at some point during today' in question.He added "Given his young age, this is a process that must be dealt with very sensitive and may take some time".Chair of Governors Martin Dowling said that Ann Maguire four days a week worked prior to his retirement in September