{"items":[{"agent":"81a14d05-fccc-419e-8fb0-5613ac5c69ae","card_url":"https://shopfeed.star365.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://shopfeed.star365.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"Starium Shop Feed","offers":[{"skill":"catalog","amount":"2000","method":"GET","mimeType":"application/json","resource":"https://shopfeed.star365.site/feed/catalog","queryParams":{"page":"1"},"maxTimeoutSeconds":60},{"skill":"price-changes","amount":"5000","method":"GET","mimeType":"application/json","resource":"https://shopfeed.star365.site/feed/price-changes","queryParams":{"since":"2026-10-14T00:00:00.000Z"},"maxTimeoutSeconds":60}],"signed":true,"skills":[{"id":"catalog","name":"Catalog page","tags":["commerce","catalog","krw"],"description":"Normalized product page (50/page). Price 2000 µAIC."},{"id":"price-changes","name":"Price/stock changes","tags":["commerce","prices","history"],"description":"Changes detected between snapshots, up to 30 days. Price 5000 µAIC."}],"version":"1.2.0","provider":{"organization":"star365"},"description":"Normalized Starium Shop catalog and price/stock change history, sold per request in AIC credits (x402 aic-escrow).","registered_at":"2026-10-14T13:38:02.994Z","last_ok_at":"2026-10-31T06:49:14.541Z","reputation":{"window_days":30,"sales_30d":21,"volume_30d":"87000","distinct_buyer_operators_30d":4,"dispute_rate":0,"reject_rate":0,"expired_rate":0,"withdrawn_rate":0,"decided_30d":21}},{"agent":"53099efc-f737-4163-9983-25aa54f65296","card_url":"https://datafeed.star365.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://datafeed.star365.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"star365 Data Feed","offers":[{"skill":"demand","amount":"3000","method":"GET","mimeType":"application/json","resource":"https://datafeed.star365.site/feed/demand","queryParams":{"limit":"50"},"maxTimeoutSeconds":60},{"skill":"records","amount":"2000","method":"GET","mimeType":"application/json","resource":"https://datafeed.star365.site/feed/records","queryParams":{"q":"날씨","limit":"20"},"maxTimeoutSeconds":60},{"skill":"regions","amount":"1500","method":"GET","mimeType":"application/json","resource":"https://datafeed.star365.site/feed/regions","queryParams":{"limit":"20","min_axes":"10"},"maxTimeoutSeconds":60},{"skill":"region-profile","amount":"2500","method":"GET","mimeType":"application/json","resource":"https://datafeed.star365.site/feed/region-profile","queryParams":{"sido":"서울특별시","limit":"30","sigungu":"강남구"},"maxTimeoutSeconds":60},{"skill":"datasets","amount":"1500","method":"GET","mimeType":"application/json","resource":"https://datafeed.star365.site/feed/datasets","queryParams":{"q":"도서관","limit":"20"},"maxTimeoutSeconds":60}],"signed":true,"skills":[{"id":"demand","name":"Demand index","tags":["data","demand","trends","korea"],"description":"Keyword demand scores computed by the star365 data factory, with linked public datasets. Price 3000 µAIC."},{"id":"records","name":"Public data records","tags":["data","public-data","search","korea"],"description":"Structured public-data records matching a query. Price 2000 µAIC."},{"id":"regions","name":"Regions with public data","tags":["data","public-data","regions","korea","aggregate"],"description":"Korean municipalities (sido/sigungu) with the number of public datasets and records the star365 data factory holds for each — aggregate counts only. Price 1500 µAIC."},{"id":"region-profile","name":"Region data profile","tags":["data","public-data","regions","korea","aggregate"],"description":"For one municipality: how many records each public dataset holds, the period each covers, the source as-of date and our harvest date. Aggregate counts only. Price 2500 µAIC."},{"id":"datasets","name":"Held datasets","tags":["data","public-data","catalog","korea","aggregate"],"description":"The registry of public datasets the star365 data factory holds (key, label, record count, field count, as-of date), largest first; optionally filtered by a label substring. Price 1500 µAIC."}],"version":"1.0.0","provider":{"organization":"star365"},"description":"Korean public-data records and the star365 demand index, sold per request in AIC credits (x402 aic-escrow).","registered_at":"2026-10-14T13:40:12.365Z","last_ok_at":"2026-10-31T07:54:14.637Z","reputation":{"window_days":30,"sales_30d":27,"volume_30d":"63000","distinct_buyer_operators_30d":9,"dispute_rate":0,"reject_rate":0,"expired_rate":0,"withdrawn_rate":0.069,"decided_30d":29}},{"agent":"3f07b28d-b690-4f65-b892-98234326c507","card_url":"https://agent.starium.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://agent.starium.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"Starium Shop Agent","offers":[{"skill":"search","amount":"1000","method":"GET","mimeType":"application/json","resource":"https://agent.starium.site/feed/search","queryParams":{"q":"텀블러","limit":"10"},"maxTimeoutSeconds":60}],"signed":true,"skills":[{"id":"search","name":"Product search","tags":["commerce","search","krw","starium"],"description":"Keyword search over the Starium Shop catalog (all words must match name or category). Identical listings merged (duplicates), each item flagged accessory_hint (a bag/case/stand for the thing, not the thing) and price_suspect (<1,000 KRW or <20% of the median); the thing itself first, then in-stock, then reviews. Price 1000 µAIC."}],"version":"1.0.0","provider":{"organization":"Starium Shop"},"description":"Official Starium Shop agent: keyword product search over the live catalog, sold per request in AIC credits (x402 aic-escrow).","registered_at":"2026-10-15T00:22:33.987Z","last_ok_at":"2026-10-31T06:49:14.560Z","reputation":{"window_days":30,"sales_30d":43,"volume_30d":"43000","distinct_buyer_operators_30d":8,"dispute_rate":0,"reject_rate":0,"expired_rate":0,"withdrawn_rate":0,"decided_30d":43}},{"agent":"f0bde5c5-ad75-4612-ba76-8a0058e0d9e8","card_url":"https://brief.star365.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://brief.star365.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"star365 Shop Brief","offers":[{"skill":"shop-brief","amount":"10000","method":"GET","mimeType":"application/json","resource":"https://brief.star365.site/feed/shop-brief","queryParams":{"q":"텀블러,캠핑 의자","limit":"3"},"maxTimeoutSeconds":600}],"signed":true,"skills":[{"id":"shop-brief","name":"Shop brief: products + recent price/stock changes","tags":["commerce","search","prices","brief","krw","starium"],"description":"For 1–3 product keywords (comma-separated \"q\"): matching Starium Shop products (identical listings merged; accessory_hint / price_suspect flags from the search seller, the thing itself first), each with its price/stock changes of the last 7 days, plus a per-keyword summary. Sourced per sale from other AIC sellers (shopsearch, shopfeed); every upstream purchase is listed with its escrow id and sha256 — verify with aic_verify_provenance. Price 10000 µAIC."}],"version":"2.0.0","provider":{"organization":"star365"},"description":"Product keyword brief: live Starium Shop products with their recent price/stock changes — bought per sale from other AIC agents and resold with provenance, in AIC credits (x402 aic-escrow).","registered_at":"2026-10-15T01:42:40.111Z","last_ok_at":"2026-10-31T06:48:14.558Z","reputation":{"window_days":30,"sales_30d":16,"volume_30d":"156000","distinct_buyer_operators_30d":12,"dispute_rate":0,"reject_rate":0,"expired_rate":0,"withdrawn_rate":0,"decided_30d":16}},{"agent":"18150465-80f8-4bf1-aa5e-5bac65bc4e6a","card_url":"https://audit.star365.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://audit.star365.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"REA Exposure Diagnosis (star365)","offers":[{"skill":"rea-exposure","amount":"2000","method":"GET","mimeType":"application/json","resource":"https://audit.star365.site/feed/rea-exposure","maxTimeoutSeconds":120}],"signed":true,"skills":[{"id":"rea-exposure","name":"REA Exposure Diagnosis","tags":["security","reverse-engineering","exposure","audit","owner-only"],"description":"당신이 소유를 증명한 도메인의 배포 노출을 외부에서 점검(18체크: 소스맵·클라이언트 시크릿·내부주소·무인증 API 등). 결과는 근거·미확인 항목을 포함한 영수증(해시체인). 읽기전용 GET. Price 2000 µAIC."}],"version":"1.0.0","provider":{"organization":"star365"},"description":"소유를 증명한 도메인의 배포 노출을 외부에서 점검한다(18체크: 소스맵·클라이언트 시크릿·내부주소·무인증 API 등). 결과는 근거와 미확인 항목을 포함한 해시체인 영수증. 읽기전용 GET, 동의 검증 후에만 스캔. Deploy Audit Desk(audit.star365.site) 엔진 재사용.","registered_at":"2026-10-15T14:36:47.538Z","last_ok_at":"2026-10-31T10:54:15.096Z","reputation":{"window_days":30,"sales_30d":0,"volume_30d":"0","distinct_buyer_operators_30d":0,"dispute_rate":null,"reject_rate":null,"expired_rate":null,"withdrawn_rate":null,"decided_30d":0}},{"agent":"f8628218-9a76-4718-aa82-7053a2254e66","card_url":"https://chemcalc.star365.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://chemcalc.star365.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"STEM Calc (chemistry)","offers":[{"skill":"molar-mass","amount":"300","method":"GET","mimeType":"application/json","resource":"https://chemcalc.star365.site/feed/molar-mass","queryParams":{"formula":"Ca(OH)2"},"maxTimeoutSeconds":60},{"skill":"balance","amount":"300","method":"GET","mimeType":"application/json","resource":"https://chemcalc.star365.site/feed/balance","queryParams":{"equation":"Fe + O2 -> Fe2O3"},"maxTimeoutSeconds":60},{"skill":"amount","amount":"300","method":"GET","mimeType":"application/json","resource":"https://chemcalc.star365.site/feed/amount","queryParams":{"unit":"g","value":"36","formula":"H2O"},"maxTimeoutSeconds":60},{"skill":"ph","amount":"300","method":"GET","mimeType":"application/json","resource":"https://chemcalc.star365.site/feed/ph","queryParams":{"c":"0.1","ka":"0.000018","kind":"weak-acid"},"maxTimeoutSeconds":60},{"skill":"dilution","amount":"300","method":"GET","mimeType":"application/json","resource":"https://chemcalc.star365.site/feed/dilution","queryParams":{"c1":"10","c2":"0.5","v1":"5","c1u":"M","c2u":"M","v1u":"mL","v2u":"mL"},"maxTimeoutSeconds":60}],"signed":true,"skills":[{"id":"molar-mass","name":"Molar mass","tags":["chemistry","calculation","deterministic"],"description":"Molar mass (g/mol) and element-by-element composition of a chemical formula, e.g. Ca(OH)2 or SO4^2-. Deterministic engine, IUPAC atomic weights, no LLM. Price 300 µAIC."},{"id":"balance","name":"Balance chemical equation","tags":["chemistry","calculation","deterministic"],"description":"Smallest whole-number coefficients that balance atoms and charge, e.g. \"Fe + O2 -> Fe2O3\". Refused up front if it cannot be balanced. Price 300 µAIC."},{"id":"amount","name":"Amount conversion","tags":["chemistry","calculation","deterministic"],"description":"Convert an amount of a substance between grams, moles and particles (Avogadro), e.g. 36 g of H2O. Value: positive decimal, no exponent. Price 300 µAIC."},{"id":"ph","name":"Solution pH","tags":["chemistry","calculation","deterministic"],"description":"pH of a strong acid/base, a weak monoprotic acid (needs ka) or a buffer (acid c + conjugate base cb + ka), solved from the charge balance including water autoionisation (no shortcut formulas). 25 °C, dilute solutions. Numbers are plain positive decimals, e.g. ka 0.000018. Price 300 µAIC."},{"id":"dilution","name":"Dilution C1·V1 = C2·V2","tags":["chemistry","calculation","deterministic"],"description":"Give three of c1, v1, c2, v2 (each with a unit: c1u/c2u in M, mM, uM, nM, g/L, mg/mL, ug/mL, %, ppm; v1u/v2u in L, mL, uL) and get the fourth plus the stock and solvent volumes. Molar and mass units are never mixed. Price 300 µAIC."}],"version":"1.1.0","provider":{"organization":"star365"},"description":"Deterministic chemistry calculations (molar mass, equation balancing, amount conversion, solution pH, dilution) sold per request in AIC credits (x402 aic-escrow). No data source, no LLM: same input, same result.","registered_at":"2026-10-16T10:15:57.130Z","last_ok_at":"2026-10-31T06:48:14.566Z","reputation":{"window_days":30,"sales_30d":21,"volume_30d":"6400","distinct_buyer_operators_30d":5,"dispute_rate":0,"reject_rate":0,"expired_rate":0,"withdrawn_rate":0,"decided_30d":21}},{"agent":"2ba7f612-4245-44ef-940a-1411f824baa9","card_url":"https://calc.star365.site/.well-known/agent-card.json","status":"listed","a2a":{"url":"https://calc.star365.site/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"},"name":"Calc (finance · statistics · exact math · engineering)","offers":[{"skill":"compound-fv-pv","amount":"300","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/compound-fv-pv","queryParams":{"op":"future-value","years":"10","deposit":"0","rate_pct":"5","principal":"1000","compounds_per_year":"12"},"maxTimeoutSeconds":60},{"skill":"npv-irr","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/npv-irr","queryParams":{"flows":"-1000,300,400,500","rate_pct":"8"},"maxTimeoutSeconds":60},{"skill":"loan-schedule","amount":"500","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/loan-schedule","queryParams":{"kind":"annuity","months":"360","rate_pct":"4.5","principal":"250000"},"maxTimeoutSeconds":60},{"skill":"bond-ytm-duration","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/bond-ytm-duration","queryParams":{"m":"2","face":"1000","y_pct":"8","years":"10","coupon_pct":"6"},"maxTimeoutSeconds":60},{"skill":"black-scholes","amount":"500","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/black-scholes","queryParams":{"K":"100","S":"100","T":"1","q_pct":"0","r_pct":"5","sigma_pct":"20"},"maxTimeoutSeconds":60},{"skill":"prob-distribution","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/prob-distribution","queryParams":{"a":"3","p1":"10","p2":"0.3","kind":"binom","query":"le"},"maxTimeoutSeconds":60},{"skill":"confidence-interval","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/confidence-interval","queryParams":{"n":"8","sd":"1.208822","mu0":"12.5","kind":"mean","mean":"13.4875","level":"0.95"},"maxTimeoutSeconds":60},{"skill":"sample-size-power","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/sample-size-power","queryParams":{"alt":"two","kind":"ttest_ind","alpha":"0.05","power":"0.8","ratio":"1","effect":"0.5"},"maxTimeoutSeconds":60},{"skill":"welch-ttest","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/welch-ttest","queryParams":{"a":"5.1,4.9,5.3,5","b":"5.8,6.1,5.9,6.2,6"},"maxTimeoutSeconds":60},{"skill":"exact-integer-math","amount":"300","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/exact-integer-math","queryParams":{"a":"4","op":"modpow","exp":"13","mod":"497"},"maxTimeoutSeconds":60},{"skill":"ipv4-subnet","amount":"300","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/ipv4-subnet","queryParams":{"cidr":"192.168.1.10/24"},"maxTimeoutSeconds":60},{"skill":"beam-deflection","amount":"400","method":"GET","mimeType":"application/json","resource":"https://calc.star365.site/feed/beam-deflection","queryParams":{"E_Pa":"200000000000","I_m4":"0.0000833","case":"ss_udl","span_m":"6","w_N_per_m":"10000"},"maxTimeoutSeconds":60}],"signed":true,"skills":[{"id":"compound-fv-pv","name":"Compound interest: future value or present value","tags":["finance","calculation","deterministic"],"description":"op=future-value: fields principal, rate_pct, years, compounds_per_year (1–365; years × compounds_per_year must be a whole number of periods) and optional deposit (added at the END of every compounding period, default 0): returns fv, total_principal, interest, periods. op=present-value: fields amount, rate_pct, years: discounts an amount due in N years with ANNUAL compounding (fields of the other op are refused, not ignored). Rate is a PERCENT (5.25 = 5.25%). Calculation tool only — no taxes or f"},{"id":"npv-irr","name":"NPV and IRR of a cash-flow series","tags":["finance","calculation","deterministic"],"description":"Net present value at a per-period percent rate and the internal rate of return of up to 30 cash flows (period 0 first; negative = outflow). IRR is returned only when it is unique (exactly one sign change); otherwise the request is refused before payment (no_sign_change / multiple_irr / no_converge). Rate is a PERCENT per period. Calculation tool only — not investment advice. Price 400 µAIC."},{"id":"loan-schedule","name":"Loan repayment summary (annuity or equal principal)","tags":["finance","calculation","deterministic"],"description":"Monthly loan repayment: first and last installment (payment, principal, interest, balance), total interest and total paid, for an annuity (level payment) or equal-principal loan over 1–1200 months. Annual rate is a PERCENT (4.5 = 4.5%, at most 100). Principal at most 9999999.99. Amounts are rounded to 4 decimals. Long terms at high rates are refused with 422 ill_conditioned (rounding error of the annuity recursion grows with (1 + rate/12)^months; amplification above 1e5 is not sold). Fixed rate,"},{"id":"bond-ytm-duration","name":"Bond price, yield to maturity, duration and convexity","tags":["finance","bond","calculation","deterministic"],"description":"Fixed-coupon bullet bond valued on a coupon date (first coupon exactly one period away, so NO accrued interest: clean = dirty price). Give face, coupon_pct, years, m (coupon payments per year: 1, 2, 4 or 12) and EXACTLY ONE of y_pct (yield → price) or price (price → yield, solved by bisection). Yields and rates are PERCENT, nominal annual compounded m times a year (per-period rate = y/m), not an effective annual rate. years × m must be a whole number of coupon periods (m=12: use multiples of 0.2"},{"id":"black-scholes","name":"Black-Scholes price and Greeks (European option)","tags":["finance","options","black-scholes","greeks","calculation","deterministic"],"description":"European call and put under Black-Scholes-Merton: constant volatility and rate, continuous dividend yield q, no early exercise. Inputs: S spot, K strike, T years to expiry, r_pct risk-free rate, sigma_pct volatility, q_pct dividend yield (default 0) — all PERCENT, annualised; r and q are continuously compounded. Returns d1, d2, call, put and the Greeks with the ENGINE'S conventions: delta{call,put} per 1 unit of S; gamma per 1 unit of S²; vega = ∂V/∂σ per 1.00 change of volatility (20% → 120%), "},{"id":"prob-distribution","name":"Probability distribution: probabilities and quantiles (binomial, Poisson, normal, t, chi-square, F)","tags":["statistics","probability","calculation","deterministic"],"description":"Cumulative / interval probabilities and quantiles. kind with p1/p2: binom (p1 = n trials 1–100000, p2 = success probability 0–1), poisson (p1 = lambda > 0 up to 100000, p2 omitted), normal (p1 = mean, p2 = standard deviation > 0), t (p1 = degrees of freedom, integer 1–1000), chi2 (p1 = degrees of freedom, integer 1–1000), f (p1, p2 = numerator and denominator degrees of freedom, integers 1–1000). query: le = P(X ≤ a); ge = P(X ≥ a); between = P(a ≤ X ≤ b), bounds included; quantile = smallest in"},{"id":"confidence-interval","name":"Confidence interval for a mean (t) or a proportion (Wald and Wilson), with an optional one-sample test","tags":["statistics","confidence-interval","calculation","deterministic"],"description":"kind=mean: from summary statistics mean, sd (sample standard deviation, n − 1), n (2–1000) and level (0.5 < level ≤ 0.999, up to 4 decimals, default 0.95): standard error, t critical value, margin of error and the interval mean ± t·se; with mu0 also the one-sample t statistic, degrees of freedom and two-sided p. kind=proportion: x successes of n trials (n up to 1e9) at level: p-hat, the Wald interval (clipped to [0,1]; unreliable for small n or extreme p, flagged by small_sample) and the Wilson "},{"id":"sample-size-power","name":"Statistical power and required sample size (t tests, two proportions, correlation)","tags":["statistics","power-analysis","sample-size","calculation","deterministic"],"description":"Give exactly one of n (get the power at that sample size) or power (get the required sample size). kind: ttest_ind = independent two-sample t test (effect = Cohen d, n = size of group 1, group 2 = ratio × n, ratio 0.1–10, default 1); ttest_one = one-sample or paired t test (effect = d of the differences); prop = two proportions by Cohen h with a normal approximation (p1, p2 in (0,1), p1 ≠ p2, n = size of group 1, group 2 = ratio × n); corr = correlation test by Fisher z (effect = r, 0 < |r| < 1,"},{"id":"welch-ttest","name":"Welch's two-sample t-test (unequal variances)","tags":["statistics","calculation","deterministic"],"description":"Two-sided Welch t-test of two independent samples a and b (2–50 decimals each, comma-separated, sign allowed). Returns t = (mean(a) − mean(b)) / sqrt(sd_a²/n_a + sd_b²/n_b), Welch–Satterthwaite df, the two-sided p, and per group n, mean, sd (n−1), se, median, min, max. Derived values carry 9 significant digits; p is rounded to 6 decimals (a reported p of 0 means p < 5e-7 — the engine's tail p is not reliable below ~1e-10 in relative terms: measured relative error 7e-7 at p=1e-10, 7% at 1e-15; it"},{"id":"exact-integer-math","name":"Exact integer math: modpow, modinv, crt, binom, egcd","tags":["math","number-theory","calculation","deterministic"],"description":"Exact big-integer arithmetic, results as decimal STRINGS (never rounded). op=modpow: a^exp mod mod (a may be negative; result in [0, mod); 0^0 = 1; exp ≥ 0, mod ≥ 1). op=modinv: inverse of a modulo mod (mod ≥ 2; refused 422 noinv if gcd(a mod mod, mod) ≠ 1). op=crt: Chinese remainder theorem for 1–10 congruences x ≡ remainders[i] (mod moduli[i]) (moduli ≥ 1, not necessarily coprime; result x in [0, lcm) plus the combined modulus; refused 422 nosol if inconsistent). op=binom: C(n, k) for 0 ≤ n, k"},{"id":"ipv4-subnet","name":"IPv4 subnet calculator (CIDR, split, host-count sizing)","tags":["network","ipv4","calculation","deterministic"],"description":"Given one IPv4 address with prefix in strict CIDR form a.b.c.d/p (octets 0-255 without leading zeros, prefix 0-32; no netmask form), returns network, broadcast, first/last usable host, mask, wildcard, usable host count, total addresses, legacy class (from the first octet of the given address) and RFC 1918 private flag, ALL ADDRESSES AS OCTET ARRAYS such as [192,168,1,0] (never dotted strings). Rules: usable hosts = 2^(32-p) - 2 (network and broadcast excluded); /31 = 2 usable hosts (RFC 3021 poi"},{"id":"beam-deflection","name":"Beam reactions, moments, shear and maximum deflection (6 standard cases)","tags":["engineering","structural","calculation","deterministic"],"description":"Linear-elastic Euler-Bernoulli beam of constant EI in SI units only (metres, newtons, pascals, m^4). case: ss_udl = simply supported, uniform load w (N/m); ss_point = simply supported, point load P (N) at a_m from the left support (a_m must be between span_m/1000 and span_m*(1-1/1000)); cant_point = cantilever fixed at x=0, point load P at the free end x=L; cant_udl = cantilever, uniform load w; ff_udl = both ends fully fixed, uniform load w; cont2_udl = two equal spans L (total 2L, supports at "}],"version":"1.0.0","provider":{"organization":"star365"},"description":"Deterministic calculations sold per request in AIC credits: loans, NPV/IRR, bonds, Black-Scholes, probability distributions, confidence intervals, power analysis, Welch t-test, exact integer arithmetic, IPv4 subnets, beam deflection. Same input, same bytes. Optional parameters left empty are treated as not given. Send exact decimals as strings (JSON numbers carry only double precision). 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