| Judgments | Categories | Schemata | Principles of Pure Intellect | |
| Quantity | 1. Universal 2. Particular 3. Singular |
1. Unity 2. Plurality 3. Totality |
Number | Axioms of intuition: all intuitions are extensive qualities |
| Quality | 1. Affirmative 2. Negative 3. Infinite |
1. Reality 2. Negation 3. Limitation |
Degree | Anticipations of perception: in all appearances, the real possesses an intesnsive quality, a degree |
| Relation | 1. Categorical 2. Hypothetical 3. Disjunctive |
1. Subsistence and inheritance (substance/accident) 2. Causality (cause/effect) 3. Community (reciprocal action) |
1. Permanence of the real in time 2. Succession of the manifold 3. Simultaneity of the determinations |
Analogies with experience: 1. permanence of the substance 2. Temporal succession according to causality 3. Simultaneity according to the reciprocal law |
| Modality | 1. Problematic 2. Assertive 3. Apodictic |
1. Possibility/impossibility 2. Existence/nonexistence 3. Necessity/contingency |
1. Agreement between the synthesis of different representations 2. Existence in a determined time 3. Existence in all times |
Postulates of empirical thought in general: 1. that which agrees with the formal conditions of experience is possible 2. That which is connected with the material conditions of experience is real 3. Things whose connection with the real is determined by universal conditions of experience necessarily exist |