Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4ea4dde11e9eefa0a74b0dc23dbae3ba44f3f2c874d8754719e01426296d75bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^