Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2ce7973b10f284489f7e39ec6e86edf35a87313a0cf5eeeda3f5d87b73d965fe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^