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vCalc is a social media productivity tool that is building the world’s premier calculator for the web and mobile devices. Through the power of crowd-sourcing, vCalc.com contains the world’s fastest growing library of equations and data.

vCalc empowers users to create Your Math with the tools to develop and share equations and data, and the ability to publish data using wikis and web-enabled calculators by using any combination of equations from vCalc’s global community and social network.

vCalc is used by the public and in universities in over sixty countries, where users can create, collaborate, and calculate information to build the world’s greatest utility for the math used in our lives.

Popular Tags

  1. logarithmic: e
  2. 2D - Plane
  3. 2D Plane
  4. 2D-Plane Geometry
  5. 2x2 Matrix
  6. 2x3
  7. 2x4
  8. 2x6
  9. 3D - Euclidean
  10. 3D Ellipse
  11. 3x3
  12. 3x3 Matrix
  13. Access
  14. Accounting
  15. Addition
  16. Aerodynamics
  17. Aerospace
  18. Aerospace Engineering
  19. Aesthetics
  20. Air
  21. Air Travel
  22. Aircraft Flight
  23. alcohol
  24. Algebra Basic Function
  25. Alpha Particle
  26. altitude
  27. Altitude Sickness
  28. aluminum
  29. amateur radio
  30. Amortization
  31. Amortization  
  32. amps
  33. Analytic Geometry
  34. Analytical
  35. Ancient Units Conversion
  36. And
  37. angle
  38. Angles
  39. angular acceleration conversion
  40. angular conversion
  41. angular frequency
  42. Angular Motion
  43. angular rotation
  44. Angular Velocity
  45. angular velocity conversion
  46. Annually
  47. annulus
  48. APR
  49. apsis
  50. arc
  51. arc segment
  52. arc sine
  53. Architecture
  54. Architecture and Design
  55. Area
  56. Area (2D)
  57. Area Conversion: acres to rood
  58. area  lateral
  59. Arrhenius
  60. Art
  61. Arteries
  62. Astrodynamics
  63. Atmospheric Dispersion
  64. Atmospheric Science
  65. Atomic
  66. atomic mass units
  67. Atomic Physics
  68. Atomic Units
  69. Aviation
  70. Ballistic
  71. balloon payment
  72. banking
  73. beer
  74. belt
  75. Bernoulli's Equation
  76. Berthelot
  77. Binomial Distribution
  78. Biochemistry
  79. Biology
  80. bit
  81. black powder
  82. blood
  83. Blood Flow
  84. blood vessel
  85. Boltzmann
  86. Boolean
  87. Boolean - Logical Operator - OR
  88. bottle
  89. Bowl
  90. Boyles
  91. bulk concrete
  92. buoyancy
  93. Business
  94. Business and Finance
  95. byte
  96. c
  97. cable
  98. CAD
  99. Calculus 
  100. Canada
  101. Canadian Dollar
  102. Capillaries
  103. capsule
  104. Car Racing
  105. Cardiology
  106. Cardiovascular Physiology
  107. Carpentry
  108. carpet
  109. cartesian
  110. castor oil
  111. ceiling
  112. centimeters - femtometers
  113. centimeters to decameters
  114. centimeters to micrometers
  115. centripedal
  116. centripetal
  117. chains
  118. chamfer
  119. channel
  120. Charge
  121. Charles Law
  122. Chemical Engineering
  123. Chemical Thermodynamics
  124. Chemistry
  125. Chemistry Molality
  126. China
  127. CHM1
  128. chord
  129. circumfernce
  130. Civil Engineering
  131. Classical Mechanics
  132. Classical Orbital Elements
  133. CO2
  134. Code Examples
  135. Coding for Community
  136. column
  137. Combination
  138. Combinations
  139. Combinatoric
  140. Combined Gas Law
  141. combustion engine
  142. Community
  143. Comparison Operator
  144. Component Force
  145. Compounding
  146. Compounding Basis Interest
  147. Computational Chemistry
  148. Computer Science
  149. cone ended cylinder
  150. Cone Volume
  151. Constant
  152. Constant: Electron Charge
  153. Constant: Mass of A Proton
  154. Constant: Mass of Alpha Particle
  155. Constant: Mass of Electron
  156. Constant: one sigma
  157. Constant: Proton Charge
  158. Constant: six sigma
  159. Constant: three sigma
  160. Constant: two sigma
  161. Construction
  162. Consumption
  163. container
  164. Continuous Compounding
  165. Conventional Loan
  166. Conversion: grams - grains
  167. Conversion: grams - mommes
  168. Conversion: grams - pennyweights
  169. Conversion: grams - slugs
  170. Conversion: grams - stones
  171. Conversion: grams - ticals
  172. Conversion: hertz to joules
  173. Conversion: hertz to Kelvin
  174. Conversion: hertz to kilograms
  175. Conversion: joules to Hertz
  176. Conversion: joules to Kelvin
  177. Conversion: joules to kilograms
  178. Conversion: kelvins to hertz
  179. Conversion: kelvins to joules
  180. Conversion: kelvins to kilogram
  181. Conversion: kilograms to joules
  182. Conversion: kilograms to Kelvin
  183. Conversion:  grains - grams
  184. Conversion:  grams - drams
  185. Conversion:  grams - tonnes
  186. Conversion:  grams - Troy Pound 
  187. Conversion:  maund - kilogram
  188. cord
  189. Cored
  190. corn
  191. Corporate Finance
  192. cosecant
  193. cosine
  194. Coulomb's Law
  195. count
  196. Counting
  197. Critical State
  198. cross product
  199. crude oil
  200. cubits
  201. cuboid
  202. cumulative
  203. cup
  204. Currency
  205. Cycling
  206. Cylinder Surface
  207. Cylinder Volume
  208. cylindrical
  209. Cylindrical Coordinates
  210. dam
  211. Darcys Law
  212. dash
  213. Data Storage
  214. DaVinci
  215. Decagon
  216. decameter - centimeter
  217. decameters to meters
  218. decimeters -micrometers
  219. defusion
  220. delivery
  221. Delta T
  222. Delta V
  223. denisty
  224. Derivatives
  225. Design
  226. diagonal
  227. Differential
  228. Differential Equations
  229. Diffusion
  230. dirt
  231. Discount Factor
  232. ditch
  233. Diving
  234. Dodecagon
  235. Dodecahedron
  236. Dollar
  237. dot product
  238. Drag
  239. Drilling
  240. drip line
  241. Drive Belts
  242. Drywall
  243. Dynamics
  244. Earth Model
  245. Earth Science
  246. Earthwork
  247. Eccentricity
  248. Economics
  249. Education
  250. Education Statistics
  251. effusion
  252. electric charge
  253. Electric Field
  254. Electric Power
  255. Electrical Metallic Tubing
  256. Electrical Wiring
  257. Electrician
  258. Electricity
  259. Electrochemical
  260. Electromagnetic - Electrical
  261. Electromagnetic Physics
  262. Electromagnetic Theory
  263. electron-volts
  264. Electronic
  265. electronvolts to hertz
  266. element
  267. Elementary Function
  268. Elliptical
  269. Elliptical Area
  270. EMT
  271. Energy
  272. engine
  273. Enthalpy
  274. Equator
  275. equilateral triangle
  276. equivalence
  277. Euler
  278. EURO
  279. European
  280. Event Probability
  281. Exchange Rates
  282. Exercise
  283. Exoplanet
  284. Exponential
  285. fabric
  286. Failure
  287. fall
  288. Fatigue
  289. fence
  290. Field
  291. Finance: Banking
  292. Finance: Future Value
  293. Finance: Mortgage
  294. Finite Sum
  295. Firearms / Shooting
  296. Flight
  297. floor
  298. Fluid flow
  299. Fluids Gases
  300. Flux Density
  301. Force and Motion
  302. Formula
  303. framing
  304. Free Fall
  305. Frequency
  306. Friction
  307. Fuel Consumption
  308. Fuel oil
  309. furlongs
  310. furlongs -  chains
  311. Future Value
  312. g
  313. Gaj
  314. galaxy
  315. gallon
  316. Gallons
  317. garden
  318. Gardening
  319. Gardening / Landscaping / Horticulture
  320. Gas Law 
  321. Gas Pressure
  322. gasoline
  323. Gauges
  324. Gauss
  325. gears
  326. General Chemistry
  327. Geo Science
  328. Geo-Science
  329. Geology
  330. geometery
  331. Geometric Model
  332. Geometry
  333. Geometry 3D
  334. Geospatial
  335. gold
  336. GPA
  337. Grades
  338. Grahams Law
  339. grain
  340. grams
  341. Graphic Art
  342. Gravitational Acceleration
  343. GRC
  344. Great Britain
  345. Greek
  346. Greenhouse
  347. hartree energy
  348. Haversine
  349. Health and Fitness
  350. Heart Health
  351. Heat Transfer
  352. hemisphere
  353. hendecagon
  354. heptagon
  355. hexagon
  356. Hobbies
  357. housing
  358. Hydraulics
  359. hydro-dynamics
  360. Hydrology
  361. ideal gas
  362. Ideal gas constant
  363. Idle Time
  364. Impulse
  365. impulse speed
  366. India
  367. Industrial Engineering
  368. Industries
  369. Inertia
  370. inference
  371. integer
  372. Integral
  373. Inverse
  374. Investing
  375. Ireland
  376. Iron
  377. irrigation
  378. Japan
  379. Joists
  380. Jupiter
  381. K-12
  382. K-12 Education
  383. Kepler
  384. kilo-light-year
  385. Kinematic
  386. Kinematics
  387. Kinetic Energy
  388. Labor Estimate
  389. land
  390. lateral
  391. Launch
  392. Lead
  393. Least-squares
  394. Length Conversion: rods to yards
  395. Length:  feet - yard 
  396. Length:  yard - feet  
  397. Length:  yard - inch  
  398. lever
  399. leverage
  400. Light years - astronomical units
  401. light-hour
  402. light-minute
  403. light-second
  404. light-year
  405. Lighting
  406. line
  407. Linear Distance Length
  408. linear regression
  409. liquid solutions
  410. LM 0 - Introduction and review
  411. LM 2
  412. LM 4
  413. LM 6
  414. LM 7
  415. LM 8
  416. LM11
  417. LM19
  418. LM2
  419. LM21
  420. LM25
  421. LM26
  422. LM27
  423. LM35
  424. LM5
  425. LM9
  426. load weight
  427. Loan
  428. Loan Balance
  429. Loan Payment
  430. Loans
  431. Loans 
  432. log base b of product
  433. Logarithms
  434. Logical Operator
  435. Logs
  436. LPG
  437. LPG storage
  438. lumber
  439. luminosity
  440. Luminous Intensity
  441. Lunar
  442. Machines
  443. Magnetic
  444. magnitude
  445. maize
  446. Management
  447. Marriage Problem
  448. Mars
  449. masonry
  450. Masonry - Concrete
  451. Mass
  452. Mass Conversion:  maund - pound 
  453. Mass of Alpha Particle
  454. mass Relativistic
  455. Mass Weight
  456. Material
  457. Material Science
  458. Materials
  459. Math Algebra
  460. Matrix
  461. matter
  462. MC Cable
  463. Mean Densities
  464. Measurement of Concentration
  465. Measurement of Concentration 
  466. mechanical advantage
  467. Mechanical Energy
  468. Mechanical Engineering
  469. Medical
  470. mega amps
  471. Mercury
  472. Metabolism
  473. Metals
  474. Meteorology
  475. meters
  476. Mexican Peso
  477. Mexico
  478. mileage
  479. milk
  480. mode
  481. Model Rocketry
  482. Molar Mass
  483. moment of inertia
  484. momentum
  485. Mortgage
  486. Mortgage Loan
  487. Mountain Climbing
  488. Multiplayer
  489. Neptune
  490. Network
  491. Networking
  492. Newton's Laws
  493. Newtonian Physics
  494. newtons
  495. Newtons second law
  496. NIST
  497. non-reciprocating
  498. nonogon
  499. normal
  500. normal distribution
  501. North American standard
  502. Nuclear Particle
  503. number
  504. Number Theory
  505. Numeric Analysis
  506. Oblate Spheroid
  507. Observation Statistics
  508. Octagon
  509. Off-Beat
  510. Oil
  511. Olive oil
  512. on center
  513. One-repetition maximum
  514. Operation Management
  515. Options
  516. Orbit
  517. Orbit Analysis
  518. Orbital Mechanics
  519. Orbital Parameters
  520. orbital perturbation
  521. orthogonal
  522. Ounce
  523. Ounces
  524. ounces - drams
  525. Oxygen
  526. Parabolic
  527. paraboloid
  528. parallelogram
  529. Path of Exile
  530. perigee
  531. perimater
  532. Perimeter
  533. perimter
  534. Period
  535. period table
  536. Periodic Payment
  537. Periodic Table of Elements
  538. Permittivity
  539. Permutations
  540. Perturbations
  541. petrol
  542. Photon
  543. phsyicsf
  544. Physice
  545. Physics - Boltzmann Constant
  546. Physics / Electromagnetic
  547. Physics / Thermodynamics
  548. Physics Mechanics
  549. Physics: Gas Constant
  550. Physiology Physics
  551. Pi
  552. pie slice
  553. pint
  554. pints
  555. Pipeline
  556. pipes
  557. Planar
  558. Planck
  559. Planet
  560. Planetary Geometry
  561. planets
  562. Planks Constant
  563. Platinum
  564. plumber
  565. plumbers
  566. Pluto
  567. PoE
  568. Polygon base
  569. Polygons
  570. Polynomial
  571. Pond
  572. population
  573. position
  574. potential
  575. Pouillet's Law
  576. Pound force
  577. Pounds Sterling
  578. Precious Metals
  579. Present Value
  580. Present  Future Value
  581. Pressure Conversion: Bar - Torr
  582. Pressure conversion:  Torr - Bar
  583. Pressure Conversion:  PSI - Pa
  584. Pressure  Gas
  585. Pricing
  586. prime
  587. prism
  588. Production
  589. Productivity
  590. Properties
  591. Psychology Statistics
  592. pulley
  593. Pump
  594. pumping
  595. PVC 40
  596. Pythagorean
  597. Quadratic
  598. Quantum
  599. Quantum Physics
  600. quarts
  601. R
  602. radiated power
  603. Radio Frequency
  604. radioactivity
  605. ramp
  606. range
  607. ratio
  608. RCD
  609. Real Fluid
  610. rebar
  611. rectangle
  612. Redlich-Kwong
  613. regular polygon
  614. Relativistic
  615. resisitivity
  616. resistance
  617. Respiration
  618. RF
  619. RF Unit Conversion
  620. Right Angle
  621. Right Triangle
  622. ring
  623. Rock Climbing
  624. rod
  625. rods
  626. Room
  627. rope
  628. rotary engine
  629. Rotationa Motion
  630. Rupee
  631. sagitta
  632. sailing
  633. Satellite
  634. Satellite Moon Lunar
  635. Satellite Orbit
  636. Satellites
  637. Saturn
  638. Savings
  639. Scalability estimation
  640. scalar division
  641. scalar multiplication
  642. Science
  643. Sea Level
  644. sea water
  645. secant
  646. Secants
  647. Secretary Problem
  648. section
  649. semicircle
  650. Sequence: Fibonacci sequence
  651. Sequences
  652. Shear Strain 
  653. shell
  654. shipping
  655. Shooting
  656. Si
  657. Silver
  658. Simple Interest
  659. Sine
  660. Single Variable Statistics
  661. slab
  662. slope
  663. Software & Computer Engineering
  664. Software Engineering
  665. Solar
  666. Solar Day
  667. Solute
  668. Solution
  669. Soy bean oil
  670. specific gravity
  671. Specific Heat
  672. Specific Weight
  673. speed of light
  674. Spherical Trigonometry
  675. spherocylinder
  676. Spheroid
  677. spring
  678. sprinkler
  679. Square
  680. Star
  681. Stars
  682. Statistical Mechanics
  683. statistical test
  684. steel
  685. Steel Tube
  686. Stem
  687. Stock Market
  688. Stocks
  689. stone
  690. STP
  691. Stress Analysis  Materials
  692. Stress Engineering
  693. Stroke
  694. stud
  695. studs
  696. Subtraction
  697. Sum of squares
  698. Summation 0.14-2
  699. sunflower oil
  700. surface
  701. Survey
  702. t-test
  703. tablespoon
  704. taels (Taiwan)
  705. Tangents
  706. tank
  707. tanker
  708. Tax Deduction
  709. tbsp
  710. Teaspoons
  711. Temperature Conversion
  712. Temperature Unit Conversion
  713. Temperature: Absolute Zero
  714. Terminal Velocity
  715. tetrahedron
  716. textile
  717. thread
  718. Three Dimensional
  719. thrust
  720. tile
  721. time
  722. Time Conversion
  723. torisphere
  724. torque
  725. torus
  726. Trace
  727. Train
  728. Transcendental Numbers
  729. Transmission Loss
  730. Transportation
  731. Trapezoid
  732. travel
  733. Travel Time
  734. Trigonometry: arc sine
  735. Trigonometry: Cosine
  736. Trigonometry: Cotangent
  737. Trigonometry: hyperbolic cosine
  738. Trigonometry: hyperbolic sine
  739. Trigonometry: hyperbolic tangent
  740. Trigonometry: Law Of Sines
  741. Trigonometry: Sine
  742. trucking
  743. tsp
  744. tsunami
  745. Two Dimensional
  746. UniPhys14
  747. Unit Conversion
  748. Unit Conversions
  749. unit vector
  750. United States
  751. Units
  752. Units Conversion
  753. Universal
  754. Universal Gas Constant
  755. Uranus
  756. Us
  757. V_Ideal
  758. van der Waals
  759. Variability
  760. Variation
  761. Veins
  762. Venus
  763. versine
  764. vertical
  765. Volume
  766. Volume Conversion: cup - ounce
  767. Volume Conversion: cup - quart 
  768. Volume Conversion:  pint - quart
  769. Volume Conversion:  Gill - Ounce
  770. Volume Conversion:  quart - cup
  771. Volume Unit Conversion
  772. wall
  773. wall paper
  774. walls
  775. wankel
  776. warp speed
  777. wave
  778. Wave Function
  779. Wave Theory
  780. wavelength
  781. Weather
  782. Weight due to force of gravity
  783. Weight Lifting
  784. weigth
  785. weir
  786. What-if Scenarios  
  787. wine
  788. wire
  789. within Range
  790. work
  791. World Geodetic System 1984
  792. yarn
  793. Yen
  794. yield
  795. Yuan
  796. z-score
  797.   Cardiac
  798.   Cooking
  799.   mW - dBm 
  800.  Economics
  801.  hectometers to decameters
  802.  inch - decimeter
  803.  micrometers to nanometers
  804.  millimeters - micrometers
  805.  Science
  806.  Series

Activity in this workspace

18 Jul

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16 Jul

13 Jul