Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21faac9320ffbe46783576e9b32e64cead2bd3a1be10ecd9a0a67f9783925cb0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^