This happens to be a negative edge triggered JK flip flop. I used boolean algebra and found D = E' and E = D'. Given the propagation delay I thought this was
J-K Flip-Flop
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Master-Slave JK Flip Flop - GeeksforGeeks
Edge-triggered Latches: Flip-Flops | Multivibrators | Electronics Textbook
digital logic - Edge triggering seems to me leaving every circuit in an inconsistent state? - Electrical Engineering Stack Exchange
Question regarding negative edge triggered JK Flip Flops : r/ElectricalEngineering
File:JK Flip-flop (Simple) Symbol.svg - Wikipedia
JK Flip Flop and the Master-Slave JK Flip Flop Tutorial
Examples - SmartSim.org.uk
JK Flip-flops
JK Flip Flop: What is it? (Truth Table & Timing Diagram) | Electrical4U
Master-Slave JK Flip Flop - GeeksforGeeks
JK Flip-flops
Solved Question 7: The inputs for a positive edge triggered | Chegg.com
Clocked or Triggered Flip Flops - Positive,Negative edge triggered Flip flops
Edge Triggered J-K Flip-Flop
Solved 30 points) Consider one positive-edge-triggered JK | Chegg.com
digital logic - Edge triggering seems to me leaving every circuit in an inconsistent state? - Electrical Engineering Stack Exchange
Flip-flops | CircuitVerse
Solved 1. Consider the negative edge triggered JK flip-flop | Chegg.com
Introduction to Flip-Flops - luisdanielhernandezengineeringportfolio
An explicit-pulsed double-edge triggered JK flip-flop | Semantic Scholar
7470 - Dual positive edge-triggered J-K flip-flop
The JK Flip-Flop
Solved) - For a negative edge-triggered J-K flip flop with the input signals... - (1 Answer) | Transtutors
For each of the positive edge-triggered JK flip-flop used
