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MicroAlgo Inc. Develops Optimal Precise Quantum Query Algorithm Based on Sum-of-Squares Representation Form of Boolean Functions

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MicroAlgo (NASDAQ: MLGO) on April 30, 2026 announced a new technical framework for designing optimal exact quantum query algorithms built from the sum-of-squares representation form of Boolean functions. The three-step approach covers SOS representation, construction of final quantum states, and selection of unitary operators.

The company says the method offers theoretical advances and potential practical applications in quantum decision trees, quantum communication, security, and quantum machine learning, while noting feasibility limits for some practical cases.

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News Market Reaction – MLGO

+5.66%
5 alerts
+5.66% News Effect
+2.4% Peak in 16 min
+$3M Valuation Impact
$52.73M Market Cap
0.3x Rel. Volume

On the day this news was published, MLGO gained 5.66%, reflecting a notable positive market reaction. Argus tracked a peak move of +2.4% during that session. Our momentum scanner triggered 5 alerts that day, indicating moderate trading interest and price volatility. This price movement added approximately $3M to the company's valuation, bringing the market cap to $52.73M at that time.

Data tracked by StockTitan Argus on the day of publication.

Key Figures

2025 net profit: RMB 127.56 million (USD 18.15 million) 2025 diluted EPS: RMB 14.87 (USD 2.12) 2025 revenue: RMB 422.05 million (USD 60.05 million) +5 more
8 metrics
2025 net profit RMB 127.56 million (USD 18.15 million) Full-year 2025 net profit, up 143.5% year-over-year
2025 diluted EPS RMB 14.87 (USD 2.12) Full-year 2025 diluted EPS, up 272.7% year-over-year
2025 revenue RMB 422.05 million (USD 60.05 million) Full-year 2025 operating revenue
Gross margin 2025 25.8% Full-year 2025 gross margin
Convertible note size $35 million Unsecured 0% coupon 360-day convertible note issued June 20, 2025
Original-issue discount 8% OID on $35 million related-party convertible note
Conversion discount 60% discount Conversion at 40% of lowest closing price in prior 60 trading days
Current share price $3.89 Latest price, 98.25% below 52-week high of $222.30

Market Reality Check

Price: $6.10 Vol: Volume 27,963 is below 20...
low vol
$6.10 Last Close
Volume Volume 27,963 is below 20-day average 197,884 (relative volume 0.14), suggesting limited pre-news participation. low
Technical Shares at $3.89 are trading below the $7.12 200-day moving average and 98.25% under the 52-week high of $222.30.

Peers on Argus

MLGO was down 2.75% while peers were mixed: LIDR down 2.84%, XBP up 6.41%, VHC u...
1 Up

MLGO was down 2.75% while peers were mixed: LIDR down 2.84%, XBP up 6.41%, VHC up 1.79%, ALAR slightly up 0.15%, KPLT flat. Momentum scanner only flagged ZENA up 12.12%, indicating today’s setup looked stock-specific rather than a broad sector move.

Historical Context

2 past events · Latest: Apr 24 (Positive)
Pattern 2 events
Date Event Sentiment Move Catalyst
Apr 24 Quantum AI update Positive +4.4% Announced quantum algorithms for neural networks using QRAM and inner-product routines.
Apr 01 Full-year earnings Positive +14.9% Reported strong 2025 results with sharply higher net profit and EPS.
Pattern Detected

Recent positive technology and earnings announcements have both seen positive next-day price reactions, suggesting the stock has previously rewarded upbeat news.

Recent Company History

Over the last few months, MicroAlgo highlighted both financial and technical progress. On Apr 1, 2026, it reported strong 2025 results, with net profit and EPS rising sharply and the stock up 14.94% the next day. On Apr 24, 2026, it announced new quantum algorithms for neural networks, followed by a 4.42% gain. Today’s quantum query framework fits this ongoing narrative of quantum-computing innovation built on recent profitability gains.

Market Pulse Summary

The stock moved +5.7% in the session following this news. A strong positive reaction aligns with Mic...
Analysis

The stock moved +5.7% in the session following this news. A strong positive reaction aligns with MicroAlgo’s recent pattern, where upbeat technology and earnings updates saw gains of 4.42% and 14.94%. The new Boolean-function quantum query framework extends its quantum-computing story, but investors must balance enthusiasm against prior capital-structure risks such as the $35 million deeply discounted convertible note. Past behavior suggests news-driven spikes could be sensitive to perceptions of dilution and execution progress.

Key Terms

boolean functions, sum-of-squares representation, multilinear polynomials, quantum query algorithms, +4 more
8 terms
boolean functions technical
"new approach to solving the Boolean function query problem. This framework starts from the"
Boolean functions are simple rules that take inputs that can be only true or false (think yes/no or 1/0) and combine them to give a true/false answer, like a basic decision-making recipe. They matter to investors because they form the backbone of software logic—powering filters, security checks, data decisions and digital controls—so their efficiency and correctness affect product performance, development cost and competitive strength.
sum-of-squares representation technical
"starts from the sum-of-squares representation form of Boolean functions and constitutes"
A sum-of-squares representation expresses a mathematical function—often a polynomial—as a sum of squared simpler functions, which guarantees the combined value cannot be negative. Investors care because this property is used in risk models and optimization to certify that forecasts, constraints or error measures are stable and solvable; think of it like proving a complicated weight is built from nonnegative blocks so each piece can be measured, bounded and managed reliably.
multilinear polynomials technical
"Boolean functions can be represented as a sum of squares of multilinear polynomials"
A multilinear polynomial is a mathematical expression made by adding together terms where each variable appears at most once in any term, so variables can multiply each other but are never squared or raised to higher powers. Think of it as a recipe where you can combine ingredients but never double an ingredient in the same step. Investors use these formulas in models because they capture interactions between factors while keeping relationships simple and easier to estimate, which helps with pricing, risk analysis and scenario testing.
quantum query algorithms technical
"aimed at designing optimal exact quantum query algorithms. This technology not only"
Quantum query algorithms are a class of routines designed for quantum computers that determine answers by interacting with a data source through a series of quantum “questions,” with performance measured by how many questions are needed. Think of it like trying to find a needle in a haystack by asking fewer, smarter questions instead of checking every straw; if effective, these algorithms can make certain searches and optimizations exponentially or polynomially faster. For investors, their promise influences the value of companies working on quantum hardware, cryptography, drug discovery and data-intensive services because they can change the timeline and scale of competitive advantage.
quantum state technical
"the next step is to construct a quantum state. The goal of this process"
A quantum state is the complete description of a tiny system’s condition — like an electronic bit’s DNA — that determines how it can behave and what outcomes you can expect when you look at it. For investors, it matters because devices or algorithms that use quantum states (for example in quantum computing or sensing) can solve certain problems much faster or detect things much more precisely than conventional technology, potentially creating new market opportunities or competitive advantages.
unitary operator technical
"Finally, each unitary operator must be found within the uncertainty algorithm."
A unitary operator is a mathematical transformation that rearranges or rotates data without changing its total size or internal relationships, like spinning a rigid object where distances and angles stay the same. Investors encounter the concept when models or algorithms—especially in areas like quantum computing, signal processing, or stable numerical methods—need operations that preserve information and avoid introducing distortion or artificial risk into results.
cnot gates technical
"implemented using basic quantum gates such as rotation gates and CNOT gates, so"
A CNOT gate is a basic operation in quantum computing that flips the state of one quantum bit (the target) only when another quantum bit (the control) is in a particular state, similar to a light switch that turns on only if a separate switch is already on. It matters to investors because CNOT gates are essential building blocks for quantum processors; their reliability and efficiency directly affect a quantum system’s computing power and the commercial potential of companies developing quantum hardware and software.
quantum decision tree algorithms technical
"foundation for the design of quantum decision tree algorithms but also effectively reveals"
Quantum decision tree algorithms are methods that combine the familiar decision-tree concept — a flowchart-like set of yes/no questions used to make predictions — with quantum computing techniques that can evaluate many possibilities at once. For investors, they matter because, if practical, they could make certain predictive models faster or more accurate than conventional approaches, potentially changing competitive dynamics in data-heavy industries and affecting the valuation of firms building or using the technology.

AI-generated analysis. Not financial advice.

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SHENZHEN, China, April 30, 2026 /PRNewswire/ -- MicroAlgo Inc. (the "Company" or "MicroAlgo") (NASDAQ: MLGO), today announced the proposal of a new approach to solving the Boolean function query problem. This framework starts from the sum-of-squares representation form of Boolean functions and constitutes an entirely new technical framework, aimed at designing optimal exact quantum query algorithms. This technology not only holds theoretical significance but also offers new ideas for practical applications.

In quantum computing, the query complexity of Boolean functions directly affects the performance of quantum algorithms. Traditional classical algorithms face limitations in time and space when processing Boolean functions, whereas quantum computing, by leveraging the characteristics of superposition and entanglement, has the potential to significantly improve query efficiency. However, the challenge of designing optimal exact quantum query algorithms for arbitrarily small-input Boolean functions still remains, and there is a lack of general methods.

Boolean functions can be represented as a sum of squares of multilinear polynomials, and this property provides an important mathematical foundation for designing quantum algorithms. By performing sum-of-squares representations of Boolean functions and their negations, it is possible to reveal their internal structure, thereby enabling the construction of corresponding quantum query algorithms.

MicroAlgo's technical framework consists of three fundamental steps:

Step One: Finding the Sum-of-Squares Representations of the Boolean Function and Its Negative Function

First, it is necessary to analyze the target Boolean function and find its sum-of-squares representation. The key to this step lies in identifying the structure of the Boolean function and using the properties of multilinear polynomials to express it in the form of a sum of squares. Through this representation, the characteristics of the Boolean function can be obtained, which facilitates the subsequent construction of the algorithm.

In practical operation, algebraic tools and computer algebra systems can be effectively used to achieve this goal. Various algorithms (such as the Lagrange interpolation method) can be used to derive the sum-of-squares representations of the Boolean function and its negation.

Step Two: Constructing the Final State of the Optimal Exact Quantum Query Algorithm

After obtaining the sum-of-squares representation of the Boolean function, the next step is to construct a quantum state. The goal of this process is to determine a state that is assumed to be the final state of the optimal exact quantum query algorithm. The superposition property of quantum states must be used to explore multiple paths simultaneously during the query process, thereby improving efficiency.

The construction of the quantum state involves the initialization of qubits, phase modulation, and gate operations. This process can be implemented using basic quantum gates such as rotation gates and CNOT gates, so that the required quantum state can be realized in the quantum circuit.

Step Three: Finding Each Unitary Operator in the Uncertainty Algorithm

Finally, each unitary operator must be found within the uncertainty algorithm. This step is crucial because the selection of unitary operators directly affects the effectiveness of the quantum query. By reasonably selecting and designing unitary operators, efficient quantum querying can be achieved.

In this process, it may be necessary to utilize methods such as mathematical optimization and machine learning to find the optimal combination of unitary operators. In addition, for specific Boolean functions, customized algorithms may be required to ensure query efficiency and accuracy.

The implementation logic of MicroAlgo's entire technical framework can be summarized as: the use of multilinear polynomials, the construction of quantum states, and the selection of unitary operators. Through the sum-of-squares representation, the properties of Boolean functions can be effectively analyzed, providing a theoretical foundation for the subsequent design of quantum algorithms.

The constructed quantum states not only need to meet the basic requirements of querying but must also fully leverage the characteristics of quantum superposition and entanglement to enhance the parallelism of queries. Finally, by carefully selecting and designing unitary operators, efficient querying of Boolean functions can be achieved, thereby maximizing the performance of quantum algorithms.

MicroAlgo's development of this technology is based on the sum-of-squares representation of Boolean functions and has successfully designed a technical framework for optimal exact quantum query algorithms, bringing a brand-new perspective and implementation path to the field of quantum computing.

Through in-depth analysis of the structure of Boolean functions and with the aid of quantum state construction and precise design of unitary operators, this framework demonstrates outstanding query efficiency and theoretical superiority. The sum-of-squares representation of Boolean functions not only provides a solid mathematical foundation for the design of quantum decision tree algorithms but also effectively reveals the intrinsic relationships between functions, helping us better understand the complexity issues in quantum algorithms. This method, which combines algebraic techniques with quantum physics, offers new research directions for quantum computing and lays the groundwork for the further optimization of exact quantum query algorithms.

Although the current technical framework faces challenges in dealing with certain practical problems—for example, the algorithm may be infeasible in specific situations—the algorithmic framework based on sum-of-squares representations has already demonstrated its powerful potential in solving problems with low complexity. This optimization of the quantum query model can significantly reduce the consumption of computational resources while increasing the query speed of the algorithm, thereby further improving the overall performance of quantum computing. This has great application prospects and practicality across multiple fields within quantum information science, including quantum communication, quantum security, and quantum machine learning.

As a disruptive technology, quantum computing's potential impact will far exceed the scope of traditional computing. The optimal exact quantum query algorithm technical framework developed by MicroAlgo, though currently focused mainly on the exact querying of Boolean functions, possesses a highly scalable philosophy and methodology. By further exploring more complex Boolean functions and their quantum representations, it is expected that MicroAlgo's technology will be applied to a broader range of fields, including large-scale quantum data processing, complex system optimization, and future AI enhancement. As quantum computing technology continues to evolve and improve, more and more difficult problems will find new solutions through this algorithmic framework.

Whether in academia or industry, the potential value of this technical framework is immeasurable. It will drive quantum computing to take a solid step from theoretical research toward practical application and inject continuous new momentum into global scientific and technological innovation.

About MicroAlgo Inc.

MicroAlgo Inc. (the "MicroAlgo"), a Cayman Islands exempted company, is dedicated to the development and application of bespoke central processing algorithms. MicroAlgo provides comprehensive solutions to customers by integrating central processing algorithms with software or hardware, or both, thereby helping them to increase the number of customers, improve end-user satisfaction, achieve direct cost savings, reduce power consumption, and achieve technical goals. The range of MicroAlgo's services includes algorithm optimization, accelerating computing power without the need for hardware upgrades, lightweight data processing, and data intelligence services. MicroAlgo's ability to efficiently deliver software and hardware optimization to customers through bespoke central processing algorithms serves as a driving force for MicroAlgo's long-term development.

Forward-Looking Statements

This press release contains statements that may constitute "forward-looking statements." Forward-looking statements are subject to numerous conditions, many of which are beyond the control of MicroAlgo, including those set forth in the Risk Factors section of MicroAlgo's periodic reports on Forms 10-K and 8-K filed with the SEC. Copies are available on the SEC's website, www.sec.gov. Words such as "expect," "estimate," "project," "budget," "forecast," "anticipate," "intend," "plan," "may," "will," "could," "should," "believes," "predicts," "potential," "continue," and similar expressions are intended to identify such forward-looking statements. These forward-looking statements include, without limitation, MicroAlgo's expectations with respect to future performance and anticipated financial impacts of the business transaction.

MicroAlgo undertakes no obligation to update these statements for revisions or changes after the date of this release, except as may be required by law.

Cision View original content:https://www.prnewswire.com/news-releases/microalgo-inc-develops-optimal-precise-quantum-query-algorithm-based-on-sum-of-squares-representation-form-of-boolean-functions-302759043.html

SOURCE MicroAlgo Inc.

FAQ

What did MicroAlgo (MLGO) announce on April 30, 2026 about quantum query algorithms?

MicroAlgo announced a new three-step framework for optimal exact quantum query algorithms. According to MicroAlgo, the method uses sum-of-squares representations of Boolean functions, quantum state construction, and unitary-operator selection to design exact quantum query procedures.

How does the sum-of-squares representation help MLGO's quantum algorithms?

The sum-of-squares form reveals internal structure of Boolean functions, aiding algorithm design. According to MicroAlgo, representing functions and their negations as SOS of multilinear polynomials supplies a mathematical foundation for constructing corresponding quantum queries.

What are the three technical steps in MicroAlgo's MLGO framework?

The three steps are SOS representation, constructing the final quantum state, and finding unitary operators. According to MicroAlgo, these steps combine algebraic tools, quantum gate design, and optimization to produce exact quantum query algorithms.

What limitations did MicroAlgo (MLGO) acknowledge about the new algorithmic framework?

MicroAlgo said the framework may be infeasible for certain practical problems and specific situations. The company noted the approach currently performs best on low-complexity problems and faces implementation challenges in some cases.

What potential applications did MicroAlgo (MLGO) cite for this quantum query framework?

MicroAlgo highlighted applications in quantum communication, quantum security, and quantum machine learning. According to MicroAlgo, the approach could guide future optimization of exact quantum query algorithms and broader quantum data-processing uses as technology matures.