concept
active
concept:echoesEchoes
The property that elements in a living whole share deep underlying similarity—a family resemblance—especially in angles and families of angles; the resemblance often lies in deepest structural relationships rather than superficial shape similarity
Neighborhood — ranked by edge-count
Papers (1)
paper
Frameworks (2)
framework
- Fifteen Properties of Living Structureassociated_withimplementsThe set of geometric properties that appear in all living structure: levels of scale, strong centers, boundaries, echoes, gradients, deep interlock and ambiguity, local symmetries, roughness, inner calm, not separateness, and others.
- The system of fifteen specific transformation types, each corresponding to one of the fifteen properties, that together constitute all structure-preserving transformations.
Communities (2)
community
- Fifteen Propertiesassociated_withmembers_of
- Christopher Alexandermembers_of
Claims (1)
claim
- Claim that echoes work through deep structural geometry—arrangement patterns like pairs of rectangles, diamonds containing circles—rather than mere visual similarity
Concepts (4)
concept
- Echoes Transformationassociated_withrelated_toA transformation that applies similar angles, shapes, and procedures to different centers, creating family resemblance and deep unity.
- Chapter 2 of Volume 2 of The Nature of Order, introducing structure-preserving transformations as the mechanism by which living structure arises naturally through unfolding wholeness.
- Simplicity and Inner Calmassociated_withThe property that living wholes have a geometrical simplicity and purity with a certain slowness, majesty, and quietness; everything unnecessary is removed—all centers not actively supporting other centers are stripped out
- Not-Separatenessassociated_withThe property that a living whole is at one with the world, not separate from it; the center melts into its surroundings, the boundary is fragmented or incomplete, and there is a profound connection rather than isolation—perhaps the most important property of all
Chapters (2)
chapter
- The chapter that catalogs and analyzes the fifteen recurrent geometric properties found in systems that have life, connecting them to the deeper theory of centers and wholeness
- Always Making CentersmentionsChapter 10 of The Nature of Order, Vol 2, describing the process of creating living centers through differentiation and the fundamental process.
Related by similarity (8)
cosine ≥ 0.65 · no typed edgeEntities in the same semantic neighborhood but without a typed relation to this one — candidates for new edges or unrecognized duplicates.
- Attribute: exposing latent tendencies of a text, what isn't said but could be, a haunting presence.
- Responses that perform the observing act; contrasted with described reflection; scorer rewards enacted over described
- Core abstraction in Fruit model: a function from continuous time to a value; foundation for reactive programming in Fruit.
- The property that living repetition is not simple repetition but alternation where a second system of centers repeats in parallel, creating counterpoint; what is really happening is oscillation, like waves
- Reorienting in expectation of reinforcements; a cognitive quality in plants.
- An infinite sequence data type with semantics as functions from Nat to a.
- The mechanism by which each step's effect is evaluated against the life of the whole, guiding the unfolding.