# project specification as boundary value problem

attribute == 必要條件

attribute 的 DAG 的範圍視 state transition 的 path 而定。

## case study

### select wireframe tool

flowchart LR
	subgraph s1["end"]
		n9["easy to share"]
		n7["easy to change"]
		n3
		n2
		n1["reproducibility"]
	end
	n1
	n1 --- n2["time"]
	n1
	n1 --- n3["place"]
	subgraph s2["start"]
		n4["will use flutter"]
	end
	subgraph s3["get a good tool X"]
		n10["graphic interactive editor interface"]
		n8["battery include"]
		n6["price free"]
		n5["open source"]
	end
	s2
	s1
	s3
	s2
	s3 --- s1
	s2 --- s3
	n5 --- n1
	n6 --- n1
	n8["component include"] --- n7
	n6 --- n9
	n10 --- n7

### career

簡化final state 裡要寫的 attribute（assume 一路上 state trans 的累積）

flowchart LR
	subgraph s1["basic SE engineer"]
		n3["unittest"]
		n2["pkg management"]
		n1["version control"]
	end
	s1
	subgraph s2["story/feat engineer"]
		n33["UML structure diagram"]
		n19
		n13["meta programming"]
		n7["FP"]
		n6["agile dvlp"]
		n4["OOP"]
	end
	subgraph s3["basic epic engineer"]
		n34["UML behavior diagram"]
		n28["software architecture"]
		n20["GUI principle"]
		n21["OSI 7 network"]
		n14["meta programming principle"]
		n10["actor"]
		n8["Rectangle"]
		n5["CSP"]
	end
	n2
	s2
	s2 --- s3
	s1 --- s2
	subgraph s4["IT/MIS"]
		n9
	end
	s1 --- s4
	n9["docker"]
	s3
	s4 --- s3
	n8 --- n5
	subgraph s5["firmware engineer"]
		n12["OS"]
		n11["FSM"]
	end
	s2 --- s5
	n8["cocurrent"] --- n10["actor model"]
	n7 --- n8
	n1 --- n6
	subgraph s6["project agent"]
		n30["communication"]
		n24["production control"]
		n15["known TA "]
	end
	s3 --- s6
	subgraph s7["business plan"]
		n17["finanace"]
		n16["market research"]
	end
	s7 --- s6
	n19["lib search"]
	n19
	n3 --- n19["libs searching"]
	n3 --- n4
	n13 --- n14
	s3
	n8 --- n20
	subgraph s8["full-end epic engineer"]
		n22["distributing system"]
	end
	s3 --- s8
	subgraph s9["compiler epic engineer"]
		n23["compiler theory"]
	end
	s3 --- s9
	n6 --- n19
	n3 --- n7
	subgraph s10["DRL motion engineer"]
		n27["SLAM"]
		n26["RL"]
		n25["DL"]
	end
	s2 --- s10
	n4 --- n19
	n19 --- n28
	subgraph s11["interdisciplinary thinker"]
		n18["optimization"]
		n29["proposition logic"]
	end
	n8 --- n28
	n18 --- n19["libs searching/impl"]
	n29 --- n18
	n18 --- n28
	n2 --- n19
	n14 --- n28
	subgraph s12["engineering independent"]
		n32["3DP"]
		n31["CNC"]
	end
	s6 --- s12
	n34 --- n8
	n33 --- n34
	n33 --- n4
	n6 --- n33

## 語源

* idenponent
* state machine
* markov decision process
* DAG
* proposition logic
* object orientation
* self-similarity
* KISS
* Ockham's Razor
* 因果鏈