Differential operators
27 operators in the differential category of the live registry. Each is a named formula you can compose inside a state contract or call directly through POST /api/zeq/compute. KO42 is always on; add up to three more per call (total ≤ 4), per the 7-step protocol.
| Operator | Description | Equation |
|---|---|---|
BM86 | Magnetic constitutive relation: magnetization proportional to applied magnetic field intensity. | B_m^{(86)} = \mu H |
CDO2 | Second-order ordinary differential equation: standard form for linear oscillator problems. | w(a) = w_0 + w_a(1 - a), \quad \rho_{DE}(a) = \rho_{DE,0} \exp\left[3\int_a^1 \frac{1 + w(a')}{a'} da'\right] |
CDO4 | Fourth-order differential equation for beam bending and elastic stability problems. | P(k) = \frac{2\pi^2}{k^3} \Delta^2(k), \quad \xi(r) = \frac{1}{2\pi^2} \int_0^\infty P(k) \frac{\sin kr}{kr} k^2 dk |
CDO6 | Sixth-order differential equation for advanced structural and continuum mechanics. | H(z) = H_0 \sqrt{\Omega_r(1+z)^4 + \Omega_m(1+z)^3 + \Omega_k(1+z)^2 + \Omega_\Lambda} |
CF6 | Skin friction coefficient: wall shear stress normalized by dynamic pressure for boundary layers. | C_f^{(6)} = \frac{\tau_w}{\frac{1}{2}\rho v^2} |
CNT190 | Binomial coefficient C(n,190) for combinatorial counting. | φ · sin(2π·(1.287/0.618)·t) = φ · sin(2π·2.082·t) |
CNT191 | Generalized binomial coefficient formula for 191 selections from n objects. | √(L·R) · 0.95 where L = logical processing, R = intuitive processing |
CNT192 | Sum of binomial coefficients for 192 positions, related to the binomial theorem. | sin(2π·1.287·t) + cos(2π·0.618·t) + sin(2π·2.082·t)·cos(2π·0.618·t) |
CNT193 | Multinomial coefficient for distributing 193 objects into groups of specified sizes. | Intent · HolographicEncode · Consciousness |
ESO1 | First-order temporal wave equation for exotic state evolution. | D(p) = a - bp, \quad S(p) = c + dp, \quad D(p^) = S(p^) |
ESO3 | Third exotic state temporal evolution operator. | E_d = \frac{% \Delta Q}{% \Delta P} = \frac{dQ}{dP} \cdot \frac{P}{Q}, \quad E_s = \frac{% \Delta Q_s}{% \Delta P} |
ESO4 | Fourth exotic state temporal evolution operator. | \max U(x_1, x_2) \quad \text{subject to} \quad p_1 x_1 + p_2 x_2 = I |
ESO5 | Fifth exotic state temporal evolution operator. | Q = f(K, L, T) = A K^\alpha L^\beta T^\gamma, \quad \alpha + \beta + \gamma = 1 |
ESO7 | Seventh exotic state temporal evolution operator. | \frac{M}{P} = L(Y, i) = kY - hi, \quad i = r + \pi^e |
ESO8 | Eighth exotic state temporal evolution operator. | Y = C(Y - T) + I(r) + G + NX, \quad \frac{M}{P} = L(Y, r) |
ESO9 | Ninth exotic state temporal evolution operator. | \frac{dx_i}{dt} = \sum_j A_{ij}(x_j - x_i) + \alpha x_i(1 - x_i) + \eta_i(t) |
MBO4 | Laplace equation with Dirichlet boundary conditions for potential theory. | E_{MPA} = \frac{S_{inside}}{S_{total}} \cdot \frac{B_{inside}}{B_{outside}} \cdot e^{-\beta D} \cdot (1 + \gamma C) |
MBO61 | Neumann boundary condition: specifying the normal derivative of the solution on the boundary. | \frac{\partial u}{\partial n}\bigg|_{\partial\Omega} = h(x) |
MBO7 | Robin (mixed) boundary condition: linear combination of function value and normal derivative. | E_{whale} = M_{carcass} \cdot \sum_{t=0}^{T} \eta_t \cdot e^{-\lambda t} \cdot S_{species}(t) |
MBO8 | Interface jump conditions: discontinuities in function value and normal derivative across a boundary. | P_{storm} = 1 - \exp\left[-\alpha W \cdot \left(\frac{A_{mangrove}}{A_{coastline}}\right)^\beta\right] |
MBO9 | Green's identity: reciprocity relation for harmonic functions on a boundary. | P_{bleach} = \frac{1}{1 + \exp[-\beta(\Delta T \cdot t_{exposure} - \theta)]} |
MIO24 | Double integral over a planar region for area, mass, and moment computation. | v_{max} = k \cdot L^{0.5} \cdot M^{0.17} \cdot \eta_{propulsion} \cdot \left(1 - \frac{T}{T_{opt}}\right)^2 |
MIO3 | Simpson's rule: numerical integration using parabolic approximation over subintervals. | \frac{dS_{arm}}{dt} = \alpha(I_{local} - S_{arm}) + \beta \sum_{j \in \mathcal{N}(i)} (S_j - S_{arm}) + \gamma I_{central} |
MIO5 | Composite Simpson's rule: extended numerical integration for higher accuracy. | E_{school} = E_{solitary} \cdot \left[1 - \eta \cdot e^{-d/L} \cdot \cos\left(\frac{2\pi x}{\lambda_{vortex}}\right)\right] |
MIO6 | Gaussian quadrature: numerical integration using optimal abscissas and weights. | \frac{d\vec{x}}{dt} = v \cdot \hat{n} + \beta \cdot \nabla B + \gamma \cdot \nabla T + \delta \cdot \nabla S + \vec{\eta}(t) |
MIO8 | Volume integral of density for total mass computation. | I_{song} = \sum_{i=1}^{N} \left[ \log_2 \left(\frac{1}{P(phrase_i)}\right) + \alpha \cdot H(phrase_{i+1}|phrase_i) \right] |
MIO9 | Volume integral variant for mass computation with different density profiles. | \frac{dA_{ij}}{dt} = \gamma(1 - A_{ij})I_{interaction} - \delta A_{ij} |
Compute with one of these
curl -sS -X POST https://zeqsdk.com/api/zeq/compute \
-H "Authorization: Bearer $ZEQ_KEY" \
-H "Content-Type: application/json" \
-d '{"operators":["BM86"],"inputs":{}}'
The response carries the bare physics value, its unit and uncertainty, the generated master equation, and a signed envelope you can verify on any node.
See also
- The solvers — how an operator becomes a physical answer
- Operator selection — how a query picks operators
- All categories — the full reference index