Arcanum · University · Imre

The Sympathist’s Calculus

A lore-faithful implementation of the Doctrine of Correspondence

All energy values displayed in thaums · drabs shown in parentheses

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A

Source Object

Energy or force is drawn from or through this object

50g
Pristine
CrumblingWornPristine
50%

Moderate difference — notable correspondence loss on this axis.

A few times
StrangerFamiliarIntimate
+20°C · Ambient
−20°CRoom200°C

Ambient temperature. No temperature correction applied.

Cut from the same tree, cast from the same ore vein. Increases Consanguinity score for both objects.

Blood, hair, or shed skin from the same person. The strongest origin link — the Alar barely needs to reach.

Runes have been carved into this object, creating artificial sympathetic attunement. Enables rune recommendations.

Select a material to enable calculation

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Binding Configuration

Doctrine of Sympathy · Arcanum Standard

Binding Type

Alar Strength

Re'larAF 55%

Admitted to the Arcanum proper. Can split the Alar for two simultaneous bindings with effort.

Max concurrent bindings: 2

Distance

Same Room1–15 m

Minor coherence loss. A practiced student barely notices.

Energy Source

Hearth Fire
300 drabs max−8% AF

A student's best friend. Enough energy for most practical work without risking binder's chills.

23.6 thaums
10501003006001000
100 drabs (23.60 thaums)≈ 8.4 kJ
Hearth Fire100/300 drabs

Focus Object

Concurrent Bindings

0

Full Alar focused on this binding.

Ambient Temperature+20°C · Room temperature
−20°CRoom60°C

Standard working conditions. No activation penalty.

Effective AF: 47% −8% source

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B

Target Object

The bound recipient of the transferred energy or state

50g
Pristine
CrumblingWornPristine
50%

Moderate difference — notable correspondence loss on this axis.

A few times
StrangerFamiliarIntimate
+20°C · Ambient
−20°CRoom200°C

Ambient temperature. No temperature correction applied.

Blood, hair, or shed skin from the same person. The strongest origin link — the Alar barely needs to reach.

Runes have been carved into this object, creating artificial sympathetic attunement. Enables rune recommendations.

Select a material to enable calculation

Or jump to a canonical binding