Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69ae10d6e8b9c304fce1afa82b3e3f3064cb045a267d39d3fcff63887e52fbe4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^