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

Activity in this workspace

18 Jan

10 Jan

08 Jan

31 Dec 2018

29 Dec 2018

26 Dec 2018

21 Dec 2018

19 Dec 2018

14 Dec 2018