Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e42970da11deeddfff49303268d12cb2fbc58898997002a8e24819e619d30f4a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^