Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 76770cfdbabaa9e9587ce6ab1ccb12eb861fecdd410ebec1e98003609c8a0239:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^