Maintain stroke width while scaling layers in After Effects
StrokeWidth = 𝘃𝗮𝗹𝘂𝗲 / 𝗹𝗲𝗻𝗴𝘁𝗵(𝘁𝗼𝗖𝗼𝗺𝗽([𝟬,𝟬]), 𝘁𝗼𝗖𝗼𝗺𝗽([𝟬.𝟳𝟬𝟳𝟭,𝟬.𝟳𝟬𝟳𝟭])) || 𝟬.𝟬𝟬𝟭;
Watching more complicated expressions in here - https://aereference.com/expressions
StrokeWidth = 𝘃𝗮𝗹𝘂𝗲 / 𝗹𝗲𝗻𝗴𝘁𝗵(𝘁𝗼𝗖𝗼𝗺𝗽([𝟬,𝟬]), 𝘁𝗼𝗖𝗼𝗺𝗽([𝟬.𝟳𝟬𝟳𝟭,𝟬.𝟳𝟬𝟳𝟭])) || 𝟬.𝟬𝟬𝟭;
Watching more complicated expressions in here - https://aereference.com/expressions