12.00 Prospect: A Programme for Students and Tutors of AIOI.
12.25 Developing Mathematical Thinking: Setting Up and Solving

The Embassy World Indoor Bowls
Championship
First quarter-final

The first of the classic cliffhangers in 12 chapters starring
Chapter 1: The Golden God Zorro takes up his sword against the sinister Don del Oro. For the mysterious figure, worshipped as a god by the local Indians, is plotting to overthrow the newly born Mexican republic and make himself Emperor.
Directed by WILLIAM WITNEY , JOHN ENGLISH A REPUBLIC serial (Chapter 2 next Mon)

Heat 4
Jack Charlton introduces the fourth heat of television's knockout match-angling competition from Longleat House, Wiltshire.
Match commentator PETE THOMPSON Instruction DAVE BROGDEN , hooking baits. Today's peg order:
FRANK JARVIS , BRADLEY TITMAS DICK CLEGG , DAVID HALL
ALLAN HAINES , TONY SCOTT
Director KEITH ACKRILL
Producer roy RONNIE. BBC Pebble Mill

Skydoctor
A Lifeline for the Outback Narrated by Michael Dean
The Royal Flying Doctor Service is as Australian as ' Waltzing Matilda' and kangaroos. Now in its 55th year. it continues to provide a ' mantle of safety' over the inland's two million square miles. The World About Us this week joins Dr Robert Liddell as he pilots his aircraft out of Jandakot base, near Perth.
Photography NIGEL MEAKIN Film editor JANE VAL BAKER Producer BOB SAUNDERS
Series editors ANTHONY ISAACS , PETER JONES

with subtitles, followed by Weather

A weekly look at wildlife, and the issues affecting the living world with Tony Soper and Jeremy Cherfas.
Eight million pigs live in Britain.
Critics of factory farming believe they are getting a raw deal. But how can mental suffering be measured? How can standards of animal welfare be both humane and economic?
Producer ROBIN HELDER
Editor JOHN sparks. BBC Bristol

Artists 1939-45
A series of seven programmes
Memories of World War II recalled by artists and illustrated oy their paintings. 5: Terry Frost
When the Germans captured the island of Crete in the spring oi
1941, Terry Frost was among the thousands of Allied troops who were taken prisoner. However, tne four long years he spent in captivity were not wasted. Using the most improvised of materials and encouraged by his fellow prisoners, he discovered and developed the talent that, after the war, was to make him one of England s leading abstract artists.
Film editor PADDY WILSON Producer TOM CONWAY

Live from our Manchester studios
-racy, raunchy, ritzy, riveting, reflective, rude. riotous, rumina tive Russell - hopefully hale Harty.
Director JOHN ROONEY
Producer FIONA JOHNSTON , . BBC Manchester

with Rhythm on Two with Diz Disley , Jack Sewing Martin Taylor
The second part of a concert recorded at the Festival Theatre, Great Malvern
Producer KEN GRIFFIN (Repeal)

... of documentary
Honour Thy Father and Thy Mother
' Every day, every week you re less and less able to cope and you wonder where it's going to end You feel sure that one day something s going to happen and you will snap.' Only five per cent of the elderly are looked after by the state Cathy is one of the many thousands coping with ageing parents on her own.
The frustrations of caring for a demanding, incontinent and senile person build up. Eventually a loving relationship deteriorates into one where verbal, emotional and physical abuse are commonplace. , ,
Joyce-admits that she forced her mother to drink by throwing water on her.
Ann-the mother of five teenage children was driven finally to strike her mother.
Dennis and his mother were filmed within hours of her being taken for her own safety into residential care.
The abuse of the elderly by children at the end of their tether has only recently begun to surface. Now social workers and mutual-aid groups are beginning to talk openly of the old people who are the victims of torture and violence at the hands of their nearest and dearest.
Film cameramen DAVID COX. FINTAN SHEEHAN Film recordist RON PEGLER Film editor KEN PEARCE
Executive producer ROCER MILLS Producer CLAIRE. WALMSLEY

Sex, money, power and crime - the professional preoccupations of the law. David Jessel and Jane Walmsley sift what's important, outrageous and relevant this week. Legal comment Michael Molyneux
Studio director PIETER MORPURGO Producer RITCHILE COGAN Editor PETER CHAFER

The Embassy
World Indoor Bowls Championship
D0l'(iIR DONNELLY introduces action from the quarter-finals played today.