Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> debf76549b1f987c6fab8ea262cd66de5fe1625bd8ea60a6016f98fd2aa86bf5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^