Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 965ce6208b0a3d76e16904d6bbd0888479c47d475194211817908eb5a7662cec:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^