Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9e64afee1fcebcc5d48a33d256f5efe8efcbe773d1c756936ea6439d19f56e23:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^