SLR 15 – Boolean algebra 97. OCR A Level (H046-H446) SLR15 – 1.4 Define problems using Boolean logic 98. OCR A Level (H046-H446) SLR15 – 1.4 Karnaugh maps part 1 99. OCR A Level (H046-H446) SLR15 – 1.4 Karnaugh maps part 2 100. OCR A Level (H046-H446) SLR15 – 1.4 Karnaugh maps part 3 101. OCR A Level (H046-H446) SLR15 – 1.4 Karnaugh maps part 4 102. OCR A Level (H046-H446) SLR15 – 1.4 Logic gates & truth tables 103. OCR A Level (H446) SLR15 – 1.4 Simplifying Boolean algebra 104. OCR A Level (H446) SLR15 – 1.4 Simplifying Boolean algebra revisited 105. OCR A Level (H446) SLR15 – 1.4 Half & full adders 106. OCR A Level (H446) SLR15 – 1.4 D-type flip flops