Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e6e470a3186f7ab4b6ec5be72984e9f32b1db0cf344080b4aa16183d786ef56:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^