Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 765841c35643267dc140bac06befa30d813f7ba86563ce25abfbca092979b1c3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^