Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a50db2083410a42237f1d6ed84f9a33ecc2d495aa9d26a15c28d0af173cf06d0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^