AI Solver by AskSia

Differential Equation Solver: the right method

Type or photograph any differential equation. AskSia classifies it as first-order, second-order, linear, separable, exact, Bernoulli, or Laplace-amenable, picks the right method, and returns the general solution with initial-value work and interval of validity.

Works with word problems, equations, code, and science prompts.
∫ 3x² · sin(x) dx
SubjectsCalculusAlgebraPhysicsChemistryBiologyCSStatisticsEcon
4.9 / 5 · trusted by 2M+ students · 50M+ problems solved
Quick Answer

What is the AskSia Differential Equation Solver?

AskSia's Differential Equation Solver is an AI tool that solves the differential equations a college calculus, ODE, or engineering math student is likely to see. AskSia identifies the equation type, chooses among separation of variables, integrating factor, characteristic equation, undetermined coefficients, variation of parameters, or Laplace transform, and returns the general solution. If initial conditions are present, AskSia returns the particular solution and the interval of validity. Every solve is step-checked, with a substitution check before the answer is shown.

98%
solution accuracy
50M+
problems solved
~1.5s
avg solve time
A+
study-ready explanations
Why AskSia Solver

Every ODE type, the right method.

First-order separable, linear, exact, Bernoulli. Second-order constant-coefficient and Cauchy-Euler. Laplace for IVPs. AskSia picks the cleanest method and shows the integration step-by-step.

Classifies the equation first

AskSia identifies whether the equation is first-order linear, separable, exact, or Bernoulli; second-order homogeneous or non-homogeneous; constant-coefficient or variable-coefficient. The classification is shown before the work begins.

Type-aware

Integrating factor when needed

For first-order linear equations dy/dx + P(x)y = Q(x), AskSia computes the integrating factor e^(integral of P dx), multiplies through, and integrates. The factor is shown explicitly.

Linear ODE method

Characteristic equation for second-order

For homogeneous second-order constant-coefficient equations, AskSia builds the characteristic polynomial, finds the roots, and writes the general solution. Real, repeated, and complex roots are all handled with the matching solution form.

Characteristic roots

Undetermined coefficients and variation of parameters

For non-homogeneous second-order equations, AskSia chooses undetermined coefficients when the forcing term is polynomial, exponential, sin, or cos, and variation of parameters when it is not. The choice is explained.

Non-homogeneous

Laplace transform for initial-value problems

When initial conditions are given, AskSia can solve by Laplace transform: transform the equation, solve algebraically, partial-fraction decompose, and inverse transform. Useful for piecewise forcing terms.

Laplace path

Substitution check on every solve

AskSia substitutes the general or particular solution back into the original equation to confirm it satisfies the ODE. Initial conditions are also verified term-by-term.

Verified
How It Works

Three taps to a solved differential equation.

Step 01

Capture the equation

Snap a photo of the ODE from your textbook, paste from an online homework portal, or type with full LaTeX support. Initial conditions can be added inline or on a separate line.

Input mode
Snap a Photo
Textbook, handwriting, screenshot
Paste Text
Word problem or equation
Calculator
LaTeX-ready equation editor
Step 02

Watch Sia classify and integrate

AskSia identifies the equation type, names the method, and shows each integration step with a plain-English reason. Constants of integration are tracked through the work.

Calculus · Step 4 of 4
1.4s
1
Set curves equal
x² = 2x → x = 0, x = 2
2
Set up the integral
A = ∫₀² (2x - x²) dx
3
Evaluate
A = [x² - x³/3]₀² = 4/3
Step 03

See the solution and check

General solution appears, particular solution if IVP is set, interval of validity, and a substitution check. Ask Sia to graph the family of solutions or generate practice problems.

Auto-generated diagram
Region between y = 2x and y = x² — area = 4/3
Available On

Solve anywhere
you study.

Every solve syncs across Web, iOS, and Android — start it at your desk, finish on your phone.

Web App

Full study studio

Split-panel interface with the worked solution on the left, the auto-generated diagram and AI tutor chat on the right.

Drag & drop image upload + LaTeX equation editor
Auto-generated diagrams render alongside steps
Side-panel AI tutor chat for hints and alt methods
Export to PDF, DOCX, Notion, or Google Docs
app.asksia.ai/solver
Hi! What are we studying today?
Ask about your homework, lecture, or readings...
Calculus
98% verified
1.4s
Step 4 of 4 · Evaluate
A = [x² - x³/3]₀² = 4/3
Mobile App

Snap & solve, anywhere

Open the camera, frame the problem, and the worked solution plus diagram appear in seconds.

One-tap snap-and-solve on iOS and Android
Pinch-to-zoom diagrams, swipe between steps
Auto-sync solves with your Web library
Offline review of saved solutions and flashcards
AskSia
+
What can I do for you?
Homework solver
Live transcribe
File summary
Snap
YouTube
Flashcard
Calc
98%
1.4s
Area between y=2x & y=x²
A = 4/3 sq. units ✓
Use Cases

Every ODE, every course.

📐

First-order ODE coursework

Separable, linear, exact, and Bernoulli equations from Calc 2 and intro ODE courses. AskSia picks the method and shows the integrating factor or substitution explicitly.

First-order
⚛️

Second-order linear ODEs

Homogeneous and non-homogeneous constant-coefficient equations. Characteristic roots (real, repeated, complex) and forcing-term selection of method.

Second-order
🧪

Initial-value problems by Laplace

Initial-value problems with discontinuous or piecewise forcing terms. AskSia uses Laplace transforms, partial fractions, and the inverse transform.

Laplace IVP
🧬

Engineering math ODEs

RLC circuit equations, spring-mass-damper systems, heat-equation reductions. AskSia recognizes the physical form and solves in the variables your course uses.

Engineering
💻

Word problems with ODEs

Mixing tanks, exponential growth and decay, Newton's law of cooling, terminal velocity. AskSia builds the ODE from the prose, solves, and interprets the answer.

Word problems
🎯

Check your work

Paste your candidate solution and AskSia substitutes it into the ODE and the initial conditions, flagging any algebra or sign mistakes.

Answer check
Compare

AskSia vs. ChatGPT,
Photomath & Symbolab.

General chatbots hallucinate. Photo solvers stop at math. AskSia is built for actual coursework with verified accuracy, visual learning, and every subject.

Feature comparison between AskSia Solver and alternatives
FeatureAskSia SolverChatGPTPhoto Solvers
Solution accuracy✓ 98%~70-85%, hallucinations~90%, math only
Auto-generated diagrams✓ Every solveInconsistent / brokenGraphs only, math-only
Step-by-step explanations✓ Numbered + plain EnglishInconsistent depth✓ Math steps
Subject coverage✓ Math, Physics, Chem, Bio, CS, Econ✓ Wide but unverifiedMath only
Photo input✓ Handwriting + diagrams + codePhotos OK, weak on handwriting✓ Math photos only
Answer verification✓ Self-checked before displayNo verificationMath engine only
Tutor follow-ups✓ Hints, alt methods, ELI5✓ General chatNot available
Practice and flashcards✓ One-tap from any solveManual promptingNot available
Code debugging✓ Python, Java, C++, SQL...✓ YesNot available
Free to start✓ Daily solves, no cardLimited model accessSteps locked behind paywall
FAQ

Frequently asked questions.

What types of differential equations can AskSia solve?
First-order separable, linear (using integrating factor), exact, Bernoulli, and homogeneous. Second-order linear with constant coefficients, both homogeneous and non-homogeneous, by undetermined coefficients or variation of parameters. Cauchy-Euler equations. Initial-value problems by Laplace transform, including problems with discontinuous or piecewise forcing terms. AskSia covers the differential equation types in a standard college Calc 2, ODE, or engineering math course.
Does AskSia handle initial-value problems?
Yes. If you include initial conditions like y(0) = 1, y'(0) = 0, AskSia solves the general equation first, then plugs in the conditions to find the particular constants. For problems where Laplace transform is cleaner, AskSia transforms the equation, solves algebraically, partial-fractions, and inverse transforms back to the time domain.
Can AskSia explain why a method was chosen?
Yes. Before the integration begins, AskSia states the equation type and why a method fits. For example: 'This is first-order linear, so we apply the integrating factor method' or 'The forcing term is e^x, which matches a homogeneous solution, so we modify the trial form with an extra factor of x.' The reasoning makes the steps repeatable on your own.
Does AskSia handle systems of differential equations?
Yes, for 2-equation and 3-equation linear systems with constant coefficients. AskSia builds the coefficient matrix, finds eigenvalues and eigenvectors, and writes the general solution in matrix exponential form. Phase portraits can be drawn on request.
How accurate is AskSia?
AskSia is engineered for accuracy on standard high school and college coursework. Accuracy comes from subject-specialized models, a symbolic verification pass that catches arithmetic errors, and a self-check step that re-derives the answer before showing it to you.
Can I get practice problems and flashcards?
Yes. After any solve, ask Sia to generate similar practice problems at SAT, ACT, AP, IB, or college difficulty, or build a flashcard set on the underlying concept in one tap. Useful for exam prep and spaced repetition before a quiz, midterm, or final.
How much does AskSia cost?
AskSia has a free plan that includes daily solves across all subjects. AskSia Pro and Super include unlimited solves, advanced subjects, the full AI tutor companion, exports, and priority response speed. See pricing for details.
Start Today

Any ODE. The right method, the worked solution.

Join 2M+ students using AskSia to solve first-order, second-order, and Laplace-amenable differential equations, with the method choice, the integration steps, and a substitution check on every solve.

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