Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91e7c9921a6be737d29dd3b1e04e747d02f9ef8f0a275a01a0e4acf70b037da8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^