Book description
Excellent Book
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Why read it?
1 author picked Janus as one of their favorite books. Why do they recommend it?
We appreciate this book because it helped us to introduce the concept of a ‘hierarchical category,’ which is necessary to describe our MES. We accomplished this by translating Koestler's concept of a "hierarchy of holons," where a holon embodies a 'hybrid nature' akin to a two-faced Janus.
Technically, a hierarchical category organizes objects into numbered levels (0 to m). An object at level n is dual-faced: 'simple' compared to levels above n, but 'complex' compared to levels < n, this object being the "colimit" (or combination) of linked objects < n. Within a hierarchical category, we compute the 'complexity order'…
From Andrée and Jean-Paul's list on mathematical approaches to complex systems.
If you love Janus...
These Blue Mountains
A moving story of love, betrayal, and the enduring power of hope in the face of darkness.
German pianist Hedda Schlagel's world collapsed when her fiancé, Fritz, vanished after being sent to an enemy alien camp in the United States during the Great War. Fifteen years later, in 1932, Hedda…
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