> ## Documentation Index
> Fetch the complete documentation index at: https://docs.ntop.com/llms.txt
> Use this file to discover all available pages before exploring further.

# A&D Learning Path Index

## Sections

[Basic Implicit Operations](https://learn.ntop.com/courses/ad-learning-path/lessons/building-blocks-of-design/)

[Boolean Operations](https://learn.ntop.com/courses/ad-learning-path/lessons/building-blocks-of-design/)

[Boundary Representation Modeling (B-Rep)](https://learn.ntop.com/courses/ad-learning-path/lessons/b-rep-vs-implicit-assessment/)

[Conic Fuselages](https://learn.ntop.com/courses/ad-learning-path/lessons/aircraft-shapes-in-practice/)

[Curve Capabilities](https://learn.ntop.com/courses/ad-learning-path/lessons/curve-and-profile-modeling/)

[Curvature Continuity](https://learn.ntop.com/courses/ad-learning-path/lessons/advanced-field-concepts/)

[Design Iteration, MDO & the AI Connection](https://learn.ntop.com/courses/ad-learning-path/lessons/rules-of-thumb-process/)

[Fields](https://learn.ntop.com/courses/ad-learning-path/lessons/how-does-ntop-work/)

[Field-Driven Operations](https://learn.ntop.com/courses/ad-learning-path/lessons/building-blocks-of-design/)

[Implicit Functions](https://learn.ntop.com/courses/ad-learning-path/lessons/core-implicit-concepts-sdfs/)

[Implicit Modeling](https://learn.ntop.com/courses/ad-learning-path/lessons/b-rep-vs-implicit-assessment/)

[Inlet Ducts](https://learn.ntop.com/courses/ad-learning-path/lessons/aircraft-shapes-in-practice/)

[Keyboard Shortcuts](https://learn.ntop.com/courses/ad-learning-path/lessons/controls-and-keyboard-shortcuts/)

[Navigating the Interface](https://learn.ntop.com/courses/ad-learning-path/lessons/navigating-the-interface/)

[Notebook & Blocks](https://learn.ntop.com/courses/ad-learning-path/lessons/basics-of-ntop/)

[Notebook Management](https://learn.ntop.com/courses/ad-learning-path/lessons/basics-of-ntop/)

[nTop Mindset](https://learn.ntop.com/courses/ad-learning-path/lessons/what-can-you-do-with-ntop/)

[Profile Capabilities](https://learn.ntop.com/courses/ad-learning-path/lessons/curve-and-profile-modeling/)

[Ramps](https://learn.ntop.com/courses/ad-learning-path/lessons/advanced-field-concepts/)

[Signed Distance Fields](https://learn.ntop.com/courses/ad-learning-path/lessons/how-does-ntop-work/)

[Surface and Volume Operations](https://learn.ntop.com/courses/ad-learning-path/lessons/building-blocks-of-design/)

[Variables](https://learn.ntop.com/courses/ad-learning-path/lessons/basics-of-ntop/)

[Why do engineers use nTop?](https://learn.ntop.com/courses/ad-learning-path/lessons/why-do-engineers-use-ntop/)

[Wings & Wing-Fuselage Fillets](https://learn.ntop.com/courses/ad-learning-path/lessons/aircraft-shapes-in-practice/)

[Working with CAD](https://learn.ntop.com/courses/ad-learning-path/lessons/working-with-imported-geometry/)

[9-Step Modeling Process](https://learn.ntop.com/courses/ad-learning-path/lessons/rules-of-thumb-process/)

[11 Rules of Thumb](https://learn.ntop.com/courses/ad-learning-path/lessons/rules-of-thumb-process/)

## Follow Along: Sphere-Cube and Gear

[Introduction](https://youtu.be/ECNsyzVPYMU?si=ytVBFdUrYAYtSJ4f)

[Establishing Object Dependence](https://youtu.be/ECNsyzVPYMU?si=pkeajcMvDIi1dfdK\&t=50)

[Merging Objects with Boolean Union](https://youtu.be/ECNsyzVPYMU?si=pcByFZ46f9AE13RP\&t=141)

[Introduction to the the Gear Workflow](https://youtu.be/ECNsyzVPYMU?si=rZjCD7E5g8JVHGj7\&t=210)

[Importing and Converting CAD](https://youtu.be/ECNsyzVPYMU?si=epbbNTIwNaqTHxGY\&t=220)

[Shelling the Gear Part](https://youtu.be/ECNsyzVPYMU?si=zxwcWUbZDyZaeDc5\&t=248)

[Creating and Polar Arraying Escape Holes](https://youtu.be/ECNsyzVPYMU?si=nn5p5DsO1dzZpNr1\&t=285)

[Comparing Weight Savings](https://youtu.be/ECNsyzVPYMU?si=MY9aGnxM2LhTGXKZ\&t=455)

## Follow Along: Model a Cylinder Head

[Intro & Custom Blocks](https://www.youtube.com/watch?v=LfWlq5cyQC8)

[Raw Extrusion](https://youtu.be/LfWlq5cyQC8?si=blFXoRNt6RGqTf7f\&t=158)

[Extruded Cut](https://youtu.be/LfWlq5cyQC8?si=efhF6V1d3msMfMXg\&t=348)

[Revolved Cut](https://youtu.be/LfWlq5cyQC8?si=IkA4a3EmS4d-hArr\&t=1000)

[Bolt Holes](https://youtu.be/LfWlq5cyQC8?si=h_UwnVbLPghkFlGF\&t=1359)

[Polycurve Cut](https://youtu.be/LfWlq5cyQC8?si=mokWQ2qusvICOfzc\&t=1516)

[Testing Parametric Model](https://youtu.be/LfWlq5cyQC8?si=II7HiUdZ5pC1J5rR\&t=1965)

[References](https://youtu.be/LfWlq5cyQC8?si=IYlbq1epEzaR0NQ5\&t=2012)

## Follow Along: Model a Double Pipe HEX

[Introduction to Double-Pipe Heat Exchanger](https://www.youtube.com/watch?v=MlDHMw0SUvc)

[Setting Up Scalar and Integer Inputs](https://youtu.be/MlDHMw0SUvc?si=uVPNcCevK27u24r_\&t=85)

[Creating Constant Variables](https://youtu.be/MlDHMw0SUvc?si=uj68qznTvkZxDeQj\&t=385)

[Constructing Fluid 1 Centerlines](https://youtu.be/MlDHMw0SUvc?si=oIlux5_fcZm40DOy\&t=530)

[Creating Left and Right Arcs](https://youtu.be/MlDHMw0SUvc?si=hEDlGKiGwF-eUcpd\&t=713)

[Building Fluid 1 Pipe](https://youtu.be/MlDHMw0SUvc?si=G-EZnKGjfQIAdgy7\&t=1420)

[Constructing Fluid 2 Centerline](https://youtu.be/MlDHMw0SUvc?si=e_-q8P_87SN0iGbV\&t=1804)

[Creating Vertical Connections](https://youtu.be/MlDHMw0SUvc?si=e6oqRnPShp1h-SUK\&t=1905)

[Assembling Fluid 2 Volumetric Region](https://youtu.be/MlDHMw0SUvc?si=luo3joEx188XZ1xh\&t=2224)

[Building Flanges](https://youtu.be/MlDHMw0SUvc?si=FCz5-GNKoNOSBZ06\&t=2958)

## Intro to Custom Blocks

[Intro](https://www.youtube.com/watch?v=DGgVi_ew58k)

[Title and Description](https://youtu.be/DGgVi_ew58k?si=msRCZCWi_0xLpR0r\&t=3)

[Inputs](https://youtu.be/DGgVi_ew58k?si=HB7Nxxg3nFznPaq7\&t=33)

[Comments](https://youtu.be/DGgVi_ew58k?si=kZuMn7jcNR9uueLq\&t=85)

[Output](https://youtu.be/DGgVi_ew58k?si=XrGcA1BHYuTZZJJx\&t=140)

[Importing a Custom Block](https://youtu.be/DGgVi_ew58k?si=mtzcIcfUcWO-HLUX\&t=162)

[Reviewing the Custom Block](https://youtu.be/DGgVi_ew58k?si=j6g9BAs3y2CsQMLR\&t=200)

## A\&D Learning Path: Follow Along: List Processing

[Intro](https://youtu.be/0nNEjBQL2Oo?si=1KOyoUp1onkKbFD5)

[What is List Processing](https://youtu.be/0nNEjBQL2Oo?si=baPtfLosxtsk7NfC\&t=3)

[Start of Example and Input Parameters](https://youtu.be/0nNEjBQL2Oo?si=XmITjQpMQnj0zbT_\&t=56)

[Generating the Wings](https://youtu.be/0nNEjBQL2Oo?si=zuKt2ZiSBz5tUUB4\&t=88)

[List Processing with Translate](https://youtu.be/0nNEjBQL2Oo?si=D2Zkd6MQK9g05BRQ\&t=127)

## Intro to Aircraft Modeling

[Modeling a Parametric Aircraft](https://www.youtube.com/watch?v=AowvZMqXmgA)

[Why Use Custom Blocks?](https://youtu.be/AowvZMqXmgA?si=uak8OOnxRInLqgOv\&t=28)

[General Modeling Blocks](https://youtu.be/AowvZMqXmgA?si=o66G1gUJMiBUSnPU\&t=60)

[Course Focus](https://youtu.be/AowvZMqXmgA?si=iDRwa55Pc_LMfx7U\&t=88)

[Overview of Aerospace Custom Blocks](https://youtu.be/AowvZMqXmgA?si=GvLf7pV8YVl5sXdB\&t=110)

[nTop Design Philosophies](https://youtu.be/AowvZMqXmgA?si=-15hNNEB9TcoEr1D\&t=156)

[Get Started](https://youtu.be/AowvZMqXmgA?si=QisZj7Ik3WwQtjzZ\&t=208)

## Parametric Aircraft Design: Intro to Modeling a Wing 1: Edges

[Intro & Calculations](https://www.youtube.com/watch?v=wR5oqv3ZqJ8)

[Quarter Chord](https://youtu.be/wR5oqv3ZqJ8?si=gJkD6VcIcCk7UeD3\&t=58)

[Leading Edge](https://youtu.be/wR5oqv3ZqJ8?si=7Wf_cJThS5jWrFwq\&t=146)

[Trailing Edge](https://youtu.be/wR5oqv3ZqJ8?si=3h5qABnMszQByaLU\&t=177)

[Testing](https://youtu.be/wR5oqv3ZqJ8?si=py2REkYX1NTGZZHS\&t=208)

## Modeling a Wing 2: Airfoils

[Intro](https://youtu.be/7gamYx3oq-c?si=sT8NVWtHf1-pZoF-)

[Freehand Approach](https://youtu.be/7gamYx3oq-c?si=y-zinNVtXM3UcrKN\&t=45)

[NACA Code Custom Block Approach](https://youtu.be/7gamYx3oq-c?si=fdxVhlz6Nj0prFdv\&t=343)

## Parametric Aircraft Design: Modeling a Wing 3: Parameterization

[Intro to Remap](https://www.youtube.com/watch?v=NyTsxoD7Hkw)

[Single Panel Wing Parameterization in X](https://youtu.be/NyTsxoD7Hkw?si=WXpj__kxzSCfvnTq\&t=74)

[Two Body Field](https://youtu.be/NyTsxoD7Hkw?si=1j8sWmIIXwMDQ0yQ\&t=214)

[Remap in Z](https://youtu.be/NyTsxoD7Hkw?si=8-m5lGi_ZtSZ6oJQ\&t=305)

## Parametric Aircraft Design: Modeling a Wing 4: Mirror Body Symmetrically

[Mirror Body](https://www.youtube.com/watch?v=oInBCW7DeJw)

[Mirror Body Symmetrically](https://youtu.be/oInBCW7DeJw?si=XIHCOG3VCdUJktRe\&t=80)

[Testing the Custom Block](https://youtu.be/oInBCW7DeJw?si=PmAj-Bqd-olCWB28\&t=248)

## Modeling a Wing 5: Planar Wings

[Intro to Bounding a Body](https://youtu.be/D0S4-_6j_Ao?si=u8D5BfP6NvtUfbuu)

[Generate Planform Profile](https://youtu.be/D0S4-_6j_Ao?si=_-oNlT9WQWeiKnB1\&t=20)

[Mirror Line](https://youtu.be/D0S4-_6j_Ao?si=7UejSAa58zJnW3t2\&t=45)

[Generate Bounding Box](https://youtu.be/D0S4-_6j_Ao?si=7eDvhi3cm-XZEEHO\&t=79)

[Intersect to Create Implicit Body](https://youtu.be/D0S4-_6j_Ao?si=FuoHMSoYx9_NRbed\&t=130)

## Modeling a Wing 6: Twisting Wings

[Intro to Wing Twist](https://youtu.be/0cEsKXrdA6s?si=gyTGgZ0ISwNEsTvl)

[Mid-Curve Custom Block](https://youtu.be/0cEsKXrdA6s?si=-xBSEF6O9DQF1iQH\&t=30)

[Double Panel Mid-Curve Setup](https://youtu.be/0cEsKXrdA6s?si=hYNHu4a8P_Xbgton\&t=100)

## Fuselage 2: Distance from Central Axis

[Review Guide Splines](https://youtu.be/43wP95Uy3XE?si=bzfu66PiB5vUDouw)

[Distance from Central Axis](https://youtu.be/43wP95Uy3XE?si=oXmLPU3AJioWtX0l\&t=18)

## Fuselage 3: Conics

[Intro](https://youtu.be/Frlh7bqfjaE?si=pSW3aZGzhQBVj-I9)

[Vector Field from Components (Bottom Surface)](https://youtu.be/Frlh7bqfjaE?si=9bSk2Wi3XKGGiMjo\&t=15)

[Visualizing the Field (Bottom Surface)](https://youtu.be/Frlh7bqfjaE?si=1e69DzUg4jX_HgFn\&t=95)

[Top Surface Review](https://youtu.be/Frlh7bqfjaE?si=YzTsgo1iQ3VgquDx\&t=125)

## Parametric Aircraft Design: Fuselage 4: Bounds

[Intro](https://www.youtube.com/watch?v=L7fALIFzqsM)

[Generating a Quarter Bounding Box](https://youtu.be/L7fALIFzqsM?si=TyOLvi1vKXiNbkoK\&t=19)

[Why do we use the If-Else block to generate a Full Bounding Box](https://youtu.be/L7fALIFzqsM?si=FjLOZ5Fw7_trR7FJ\&t=47)

[Explanation of Booleans](https://youtu.be/L7fALIFzqsM?si=8itt6vUDrpc5swCV\&t=216)

[Visualizing the Top and Bottom Fields](https://youtu.be/L7fALIFzqsM?si=vstF9AHOYVY4g_Fn\&t=266)

[Generating the Fuselage](https://youtu.be/L7fALIFzqsM?si=O7CRvhxCHbvOMWay\&t=312)

## Parametric Aircraft Design: Ducting 1: Planar Profile

[Intro](https://www.youtube.com/watch?v=vQcRbNBFHO4)

[Establishing a Planar Path (XY Plane)](https://youtu.be/vQcRbNBFHO4?si=S5ZqxffzMLoge7sN\&t=34)

[Viewing Spline Fields](https://youtu.be/vQcRbNBFHO4?si=1TXxuavB7KcGYphI\&t=120)

## Parametric Aircraft Design: Ducting 2: Ramped Parallelogram

[Intro](https://youtu.be/tvV979E5aBg?si=jv8jDIoic3NH8iJP)

[Parametric Extruded Parallelogram Custom Block Explanation](https://youtu.be/tvV979E5aBg?si=HMui8c9m58myEeui\&t=15)

[Generating the Parallelogram](https://youtu.be/tvV979E5aBg?si=f9ZA_Tyt2LIn38GG\&t=212)

## Parametric Aircraft Design: Ducting 3: Planar Profile

[Intro](https://youtu.be/tABJUOFFDiY?si=pVvHW00aUgEjT-VJ)

[Remapping the Field](https://youtu.be/tABJUOFFDiY?si=PDYhXLV4U13GP0B5\&t=25)

[Mirroring the Duct Fields](https://youtu.be/tABJUOFFDiY?si=etzFUoZyRivpncwK\&t=111)

[Generating the Duct Implicits](https://youtu.be/tABJUOFFDiY?si=VGLRKwU1vdhGKhyx\&t=126)

## Parametric Aircraft Design: Ducting 4: 3D Duct

[Intro](https://youtu.be/iwZg9JDPOqc?si=JcvtEzxCHTkQjJ9K)

[Setting up the Ramp](https://youtu.be/iwZg9JDPOqc?si=m9IYvyMBaLbtRrP9\&t=23)

[Duct with Applied Displacement](https://youtu.be/iwZg9JDPOqc?si=HtAyj2B4vvyetuDh\&t=92)

[Applying the Duct Bounds](https://youtu.be/iwZg9JDPOqc?si=wkOEbcFAXjYV4K1k\&t=110)

## Parametric Aircraft Design: Empennage 1: Horizontal Stabilizers

[Intro](https://youtu.be/V4JAXOUnj5k?si=bzApnPj81WbdCYn7)

[Changing the Notebook Information from Wing to Horizontal Stabilizers](https://youtu.be/V4JAXOUnj5k?si=KcVyxl3cIlx_s-OP\&t=23)

[Removing the Twist Variable](https://youtu.be/V4JAXOUnj5k?si=vbBdW-XIdYRvf500\&t=53)

[Modifying Parametric Variable Values](https://youtu.be/V4JAXOUnj5k?si=UogeqOBjFSq8U0b1\&t=111)

[Fixing the Geometry](https://youtu.be/V4JAXOUnj5k?si=PJoUpXlN7DD5JWf5\&t=145)

[Saving the New Custom Block](https://youtu.be/V4JAXOUnj5k?si=9SHyuyaHiMfalKSG\&t=228)

## Parametric Flying Wing Modeling Demo

[Setting up Parameter Inputs](https://youtu.be/h0-VtWs-B-c?si=oIHfhQIWvZIgiYDw)

[Point Calculations](https://youtu.be/h0-VtWs-B-c?si=8hqHdcBrJQbHo5lC\&t=100)

[Splines](https://youtu.be/h0-VtWs-B-c?si=6ZkOhoi7Sl_uO-D6\&t=525)

[Airfoils](https://youtu.be/h0-VtWs-B-c?si=rZjYIUvdQyxTDmbd\&t=1193)

[Lofted Aircraft](https://youtu.be/h0-VtWs-B-c?si=i0Z3Nw13Q6Z4c1T_\&t=1490)

[Twist](https://youtu.be/h0-VtWs-B-c?si=-IbSN2ES51Tv8AYg\&t=1895)

[Closing Remarks](https://youtu.be/h0-VtWs-B-c?si=BpjtgjbZveMtMQIn\&t=2080)