Isaac Newton pulled a lot of things out of his hat during his lifetime, including his laws of motion that elegantly explain how things move and accelerate. Classical Newtonian physics holds a lot of historical gravity, but it is also the giant whose shoulders are the stepping stone to more complex physics.
This puzzle is a classical variant to my more complex (and more interesting) Schroedinger's Hat puzzle.
Solve
Rules
Suduko | Fill the grid with the digits 1-9 so that no row/column/3x3box contains repeated digits. |
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Arrow | Digits along an arrow sum to the digit in its circle. |
Thermometer |
Grey paths are "thermometers" on which digits are increasing from a bulb towards the other end(s).
For thermometers having a single bulb, the direction of increase is away from the bulb and towards the tip(s). For thermometers having 2 bulbs, the direction of increase must be determined. Each grey path starting from the same bulb is a separate thermometer. |
Kropki |
Cells separated by a black dot contain values in a 1:2 ratio.
Not all dots are given (i.e., there are no negative constraints). |
Solution code: Row 5 and 6. (18 digits, without spaces)
on 27. March 2023, 16:07 by shadow-nexus
I rephrased the rules about thermometers to make it more clear that the "hat" consists of multiple thermometers, each with their own direction.