Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 71e8a67713d1fadf6e39a4e488de6df2ef72544278e97631f6430b8eb1f36d4e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^