Dependent co-arising 1-4?

[freedom]

@Martin

I have found the distinction between necessary and sufficient conditions useful for understanding dependent origination.
As an example, vedana is a necessary but not sufficient condition for tanha.

To my understanding, DO is not about necessary or sufficient conditions. It is about specific conditionality. I have explained this before.

Tracing the Buddha's path. My quest to a new understanding of dependent origination

Specific conditionality (Idappaccayatā) When this is, that is. From the arising of this comes the arising of that. When this isn’t, that isn’t. From the cessation of this comes the cessation of that. Rupert Gethin translates it as follows: This existing, that exists; this arising, that arises; this not existing, that does not exist; this ceasing, that ceases’. And what, bhikkhus, is dependent origination? ‘With birth as condition, aging-and-death comes to be’: whether there is an …

Tracing the Buddha's path. My quest to a new understanding of dependent origination

Specific conditionality (Idappaccayatā) – continue Why DO links are called specific conditionality? First I will try to make some simple examples: With milk as a condition, curd arises (Without milk, we cannot make curd). However, when all milk have turned into curd, milk ceased but curd does not cease. In this case, if the condition ceased (no more supply of milk), curd does not cease. This is normal conditionality. Now with this example: With the candle’s flame as condition, candle’s li…